Finding the Fourth Proportional to 22,992,005.49, 31,729,733.55 and 12,538,592.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,992,005.49 : 31,729,733.55 = 12,538,592.17 : x
2. Step 2: Convert to fraction form
   22,992,005.49/31,729,733.55 = 12,538,592.17/x
3. Step 3: Cross multiply
   22,992,005.49x = 31,729,733.55 × 12,538,592.17
4. Step 4: Simplify right side
   22,992,005.49x = 397,846,188,646,216.31
5. Step 5: Solve for x
   x = 397,846,188,646,216.31/22,992,005.49
6. Step 6: Final answer
   x = 17,303,674.92