Finding the Fourth Proportional to 22,311,943.02, 30,789,187.83 and 12,521,473.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,311,943.02 : 30,789,187.83 = 12,521,473.02 : x
2. Step 2: Convert to fraction form
   22,311,943.02/30,789,187.83 = 12,521,473.02/x
3. Step 3: Cross multiply
   22,311,943.02x = 30,789,187.83 × 12,521,473.02
4. Step 4: Simplify right side
   22,311,943.02x = 385,525,984,721,057.31
5. Step 5: Solve for x
   x = 385,525,984,721,057.31/22,311,943.02
6. Step 6: Final answer
   x = 17,278,906.83