Finding the Fourth Proportional to 17,061, 23,540.76 and 9,985.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,061 : 23,540.76 = 9,985.92 : x
2. Step 2: Convert to fraction form
   17,061/23,540.76 = 9,985.92/x
3. Step 3: Cross multiply
   17,061x = 23,540.76 × 9,985.92
4. Step 4: Simplify right side
   17,061x = 235,076,146.10
5. Step 5: Solve for x
   x = 235,076,146.10/17,061
6. Step 6: Final answer
   x = 13,778.57