Finding the Fourth Proportional to 17,766.81, 24,517.54 and 9,808.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,766.81 : 24,517.54 = 9,808.86 : x
2. Step 2: Convert to fraction form
   17,766.81/24,517.54 = 9,808.86/x
3. Step 3: Cross multiply
   17,766.81x = 24,517.54 × 9,808.86
4. Step 4: Simplify right side
   17,766.81x = 240,489,117.40
5. Step 5: Solve for x
   x = 240,489,117.40/17,766.81
6. Step 6: Final answer
   x = 13,535.86