Finding the Fourth Proportional to 56,105,526.30, 83,998,857.15 and 49,728,234.30

Step by Step Solution

1. Step 1: Write the proportion equation
   56,105,526.30 : 83,998,857.15 = 49,728,234.30 : x
2. Step 2: Convert to fraction form
   56,105,526.30/83,998,857.15 = 49,728,234.30/x
3. Step 3: Cross multiply
   56,105,526.30x = 83,998,857.15 × 49,728,234.30
4. Step 4: Simplify right side
   56,105,526.30x = 4,177,114,849,287,430.50
5. Step 5: Solve for x
   x = 4,177,114,849,287,430.50/56,105,526.30
6. Step 6: Final answer
   x = 74,451,041.19