Finding the Fourth Proportional to 17,440.74, 24,070.50 and 9,888.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,440.74 : 24,070.50 = 9,888.30 : x
2. Step 2: Convert to fraction form
   17,440.74/24,070.50 = 9,888.30/x
3. Step 3: Cross multiply
   17,440.74x = 24,070.50 × 9,888.30
4. Step 4: Simplify right side
   17,440.74x = 238,016,325.15
5. Step 5: Solve for x
   x = 238,016,325.15/17,440.74
6. Step 6: Final answer
   x = 13,647.15