Finding the Fourth Proportional to 17,820.50, 24,590.40 and 9,862.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,820.50 : 24,590.40 = 9,862.52 : x
2. Step 2: Convert to fraction form
   17,820.50/24,590.40 = 9,862.52/x
3. Step 3: Cross multiply
   17,820.50x = 24,590.40 × 9,862.52
4. Step 4: Simplify right side
   17,820.50x = 242,523,311.81
5. Step 5: Solve for x
   x = 242,523,311.81/17,820.50
6. Step 6: Final answer
   x = 13,609.23