Finding the Fourth Proportional to 191,420,106.18, 264,158,402.73 and 104,499,978.18

Step by Step Solution

1. Step 1: Write the proportion equation
   191,420,106.18 : 264,158,402.73 = 104,499,978.18 : x
2. Step 2: Convert to fraction form
   191,420,106.18/264,158,402.73 = 104,499,978.18/x
3. Step 3: Cross multiply
   191,420,106.18x = 264,158,402.73 × 104,499,978.18
4. Step 4: Simplify right side
   191,420,106.18x = 27,604,547,321,348,652
5. Step 5: Solve for x
   x = 27,604,547,321,348,652/191,420,106.18
6. Step 6: Final answer
   x = 144,209,236.28