Finding the Fourth Proportional to 11,061.90, 16,597.71 and 5,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.90 : 16,597.71 = 5,866.50 : x
2. Step 2: Convert to fraction form
   11,061.90/16,597.71 = 5,866.50/x
3. Step 3: Cross multiply
   11,061.90x = 16,597.71 × 5,866.50
4. Step 4: Simplify right side
   11,061.90x = 97,370,465.72
5. Step 5: Solve for x
   x = 97,370,465.72/11,061.90
6. Step 6: Final answer
   x = 8,802.33