Finding the Fourth Proportional to 5,887.47, 8,116.16 and 4,113.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,887.47 : 8,116.16 = 4,113.57 : x
2. Step 2: Convert to fraction form
   5,887.47/8,116.16 = 4,113.57/x
3. Step 3: Cross multiply
   5,887.47x = 8,116.16 × 4,113.57
4. Step 4: Simplify right side
   5,887.47x = 33,386,371.72
5. Step 5: Solve for x
   x = 33,386,371.72/5,887.47
6. Step 6: Final answer
   x = 5,670.75