Finding the Fourth Proportional to 142,098,414.30, 196,112,826.27 and 86,352,943.41

Step by Step Solution

1. Step 1: Write the proportion equation
   142,098,414.30 : 196,112,826.27 = 86,352,943.41 : x
2. Step 2: Convert to fraction form
   142,098,414.30/196,112,826.27 = 86,352,943.41/x
3. Step 3: Cross multiply
   142,098,414.30x = 196,112,826.27 × 86,352,943.41
4. Step 4: Simplify right side
   142,098,414.30x = 16,934,919,788,868,472
5. Step 5: Solve for x
   x = 16,934,919,788,868,472/142,098,414.30
6. Step 6: Final answer
   x = 119,177,401.61