Finding the Fourth Proportional to 9,925.29, 14,884.98 and 4,377.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,925.29 : 14,884.98 = 4,377.20 : x
2. Step 2: Convert to fraction form
   9,925.29/14,884.98 = 4,377.20/x
3. Step 3: Cross multiply
   9,925.29x = 14,884.98 × 4,377.20
4. Step 4: Simplify right side
   9,925.29x = 65,154,460.03
5. Step 5: Solve for x
   x = 65,154,460.03/9,925.29
6. Step 6: Final answer
   x = 6,564.49