Finding the Fourth Proportional to 156,057,464.10, 234,086,196.15 and 146,491,526.10

Step by Step Solution

1. Step 1: Write the proportion equation
   156,057,464.10 : 234,086,196.15 = 146,491,526.10 : x
2. Step 2: Convert to fraction form
   156,057,464.10/234,086,196.15 = 146,491,526.10/x
3. Step 3: Cross multiply
   156,057,464.10x = 234,086,196.15 × 146,491,526.10
4. Step 4: Simplify right side
   156,057,464.10x = 34,291,644,112,957,444
5. Step 5: Solve for x
   x = 34,291,644,112,957,444/156,057,464.10
6. Step 6: Final answer
   x = 219,737,289.15