Finding the Fourth Proportional to 17,638.86, 24,341.55 and 9,572.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,638.86 : 24,341.55 = 9,572.34 : x
2. Step 2: Convert to fraction form
   17,638.86/24,341.55 = 9,572.34/x
3. Step 3: Cross multiply
   17,638.86x = 24,341.55 × 9,572.34
4. Step 4: Simplify right side
   17,638.86x = 233,005,531.87
5. Step 5: Solve for x
   x = 233,005,531.87/17,638.86
6. Step 6: Final answer
   x = 13,209.79