Finding the Fourth Proportional to 17,061.96, 23,536 and 9,987.02

Step by Step Solution

1. Step 1: Write the proportion equation
   17,061.96 : 23,536 = 9,987.02 : x
2. Step 2: Convert to fraction form
   17,061.96/23,536 = 9,987.02/x
3. Step 3: Cross multiply
   17,061.96x = 23,536 × 9,987.02
4. Step 4: Simplify right side
   17,061.96x = 235,054,502.72
5. Step 5: Solve for x
   x = 235,054,502.72/17,061.96
6. Step 6: Final answer
   x = 13,776.52