Finding the Fourth Proportional to 11,561.96, 17,342.33 and 3,242.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,561.96 : 17,342.33 = 3,242.55 : x
2. Step 2: Convert to fraction form
   11,561.96/17,342.33 = 3,242.55/x
3. Step 3: Cross multiply
   11,561.96x = 17,342.33 × 3,242.55
4. Step 4: Simplify right side
   11,561.96x = 56,233,332.53
5. Step 5: Solve for x
   x = 56,233,332.53/11,561.96
6. Step 6: Final answer
   x = 4,863.65