Finding the Fourth Proportional to 8,867.55, 12,242.22 and 5,887.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,867.55 : 12,242.22 = 5,887.46 : x
2. Step 2: Convert to fraction form
   8,867.55/12,242.22 = 5,887.46/x
3. Step 3: Cross multiply
   8,867.55x = 12,242.22 × 5,887.46
4. Step 4: Simplify right side
   8,867.55x = 72,075,580.56
5. Step 5: Solve for x
   x = 72,075,580.56/8,867.55
6. Step 6: Final answer
   x = 8,128.02