Finding the Fourth Proportional to 22,663.49, 31,274.73 and 12,592.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,663.49 : 31,274.73 = 12,592.56 : x
2. Step 2: Convert to fraction form
   22,663.49/31,274.73 = 12,592.56/x
3. Step 3: Cross multiply
   22,663.49x = 31,274.73 × 12,592.56
4. Step 4: Simplify right side
   22,663.49x = 393,828,914.01
5. Step 5: Solve for x
   x = 393,828,914.01/22,663.49
6. Step 6: Final answer
   x = 17,377.24