Finding the Fourth Proportional to 12,108,619,585.06, 18,172,199,867.61 and 5,480,903,119.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,108,619,585.06 : 18,172,199,867.61 = 5,480,903,119.34 : x
2. Step 2: Convert to fraction form
   12,108,619,585.06/18,172,199,867.61 = 5,480,903,119.34/x
3. Step 3: Cross multiply
   12,108,619,585.06x = 18,172,199,867.61 × 5,480,903,119.34
4. Step 4: Simplify right side
   12,108,619,585.06x = 99,600,066,939,535,310,848
5. Step 5: Solve for x
   x = 99,600,066,939,535,310,848/12,108,619,585.06
6. Step 6: Final answer
   x = 8,225,550,917.67