Finding the Fourth Proportional to 22,664.88, 31,276.94 and 12,593.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,664.88 : 31,276.94 = 12,593.34 : x
2. Step 2: Convert to fraction form
   22,664.88/31,276.94 = 12,593.34/x
3. Step 3: Cross multiply
   22,664.88x = 31,276.94 × 12,593.34
4. Step 4: Simplify right side
   22,664.88x = 393,881,076.61
5. Step 5: Solve for x
   x = 393,881,076.61/22,664.88
6. Step 6: Final answer
   x = 17,378.48