Finding the Fourth Proportional to 12,904,542.01, 17,808,737.90 and 7,023,892.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,904,542.01 : 17,808,737.90 = 7,023,892.18 : x
2. Step 2: Convert to fraction form
   12,904,542.01/17,808,737.90 = 7,023,892.18/x
3. Step 3: Cross multiply
   12,904,542.01x = 17,808,737.90 × 7,023,892.18
4. Step 4: Simplify right side
   12,904,542.01x = 125,086,654,871,479.61
5. Step 5: Solve for x
   x = 125,086,654,871,479.61/12,904,542.01
6. Step 6: Final answer
   x = 9,693,226.99