Finding the Fourth Proportional to 12,944.18, 17,854.88 and 9,762.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,944.18 : 17,854.88 = 9,762.50 : x
2. Step 2: Convert to fraction form
   12,944.18/17,854.88 = 9,762.50/x
3. Step 3: Cross multiply
   12,944.18x = 17,854.88 × 9,762.50
4. Step 4: Simplify right side
   12,944.18x = 174,308,266
5. Step 5: Solve for x
   x = 174,308,266/12,944.18
6. Step 6: Final answer
   x = 13,466.15