Finding the Fourth Proportional to 585,632,453,406.08, 808,128,433,320.72 and 328,665,722,018.72

Step by Step Solution

1. Step 1: Write the proportion equation
   585,632,453,406.08 : 808,128,433,320.72 = 328,665,722,018.72 : x
2. Step 2: Convert to fraction form
   585,632,453,406.08/808,128,433,320.72 = 328,665,722,018.72/x
3. Step 3: Cross multiply
   585,632,453,406.08x = 808,128,433,320.72 × 328,665,722,018.72
4. Step 4: Simplify right side
   585,632,453,406.08x = 265,604,115,021,211,421,900,800
5. Step 5: Solve for x
   x = 265,604,115,021,211,421,900,800/585,632,453,406.08
6. Step 6: Final answer
   x = 453,533,805,164.72