Finding the Fourth Proportional to 22,603.60, 31,192.82 and 12,532.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,603.60 : 31,192.82 = 12,532.04 : x
2. Step 2: Convert to fraction form
   22,603.60/31,192.82 = 12,532.04/x
3. Step 3: Cross multiply
   22,603.60x = 31,192.82 × 12,532.04
4. Step 4: Simplify right side
   22,603.60x = 390,909,667.95
5. Step 5: Solve for x
   x = 390,909,667.95/22,603.60
6. Step 6: Final answer
   x = 17,294.13