Finding the Fourth Proportional to 17,720.22, 24,453.33 and 9,762.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,720.22 : 24,453.33 = 9,762.45 : x
2. Step 2: Convert to fraction form
   17,720.22/24,453.33 = 9,762.45/x
3. Step 3: Cross multiply
   17,720.22x = 24,453.33 × 9,762.45
4. Step 4: Simplify right side
   17,720.22x = 238,724,411.46
5. Step 5: Solve for x
   x = 238,724,411.46/17,720.22
6. Step 6: Final answer
   x = 13,471.86