Finding the Fourth Proportional to 17,600.76, 24,288.84 and 9,642.87

Step by Step Solution

1. Step 1: Write the proportion equation
   17,600.76 : 24,288.84 = 9,642.87 : x
2. Step 2: Convert to fraction form
   17,600.76/24,288.84 = 9,642.87/x
3. Step 3: Cross multiply
   17,600.76x = 24,288.84 × 9,642.87
4. Step 4: Simplify right side
   17,600.76x = 234,214,126.57
5. Step 5: Solve for x
   x = 234,214,126.57/17,600.76
6. Step 6: Final answer
   x = 13,307.05