Finding the Fourth Proportional to 8,866.55, 12,240.83 and 5,886.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,866.55 : 12,240.83 = 5,886.46 : x
2. Step 2: Convert to fraction form
   8,866.55/12,240.83 = 5,886.46/x
3. Step 3: Cross multiply
   8,866.55x = 12,240.83 × 5,886.46
4. Step 4: Simplify right side
   8,866.55x = 72,055,109.67
5. Step 5: Solve for x
   x = 72,055,109.67/8,866.55
6. Step 6: Final answer
   x = 8,126.63