Finding the Fourth Proportional to 17,767.47, 24,518.71 and 9,700.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,767.47 : 24,518.71 = 9,700.86 : x
2. Step 2: Convert to fraction form
   17,767.47/24,518.71 = 9,700.86/x
3. Step 3: Cross multiply
   17,767.47x = 24,518.71 × 9,700.86
4. Step 4: Simplify right side
   17,767.47x = 237,852,573.09
5. Step 5: Solve for x
   x = 237,852,573.09/17,767.47
6. Step 6: Final answer
   x = 13,386.97