Finding the Fourth Proportional to 17,880.24, 24,677.70 and 9,925.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,880.24 : 24,677.70 = 9,925.05 : x
2. Step 2: Convert to fraction form
   17,880.24/24,677.70 = 9,925.05/x
3. Step 3: Cross multiply
   17,880.24x = 24,677.70 × 9,925.05
4. Step 4: Simplify right side
   17,880.24x = 244,927,406.39
5. Step 5: Solve for x
   x = 244,927,406.39/17,880.24
6. Step 6: Final answer
   x = 13,698.22