Finding the Fourth Proportional to 22,601.08, 31,190.52 and 12,530.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,601.08 : 31,190.52 = 12,530.62 : x
2. Step 2: Convert to fraction form
   22,601.08/31,190.52 = 12,530.62/x
3. Step 3: Cross multiply
   22,601.08x = 31,190.52 × 12,530.62
4. Step 4: Simplify right side
   22,601.08x = 390,836,553.72
5. Step 5: Solve for x
   x = 390,836,553.72/22,601.08
6. Step 6: Final answer
   x = 17,292.83