Finding the Fourth Proportional to 5,587.02, 8,385.39 and 3,641.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,587.02 : 8,385.39 = 3,641.40 : x
2. Step 2: Convert to fraction form
   5,587.02/8,385.39 = 3,641.40/x
3. Step 3: Cross multiply
   5,587.02x = 8,385.39 × 3,641.40
4. Step 4: Simplify right side
   5,587.02x = 30,534,559.15
5. Step 5: Solve for x
   x = 30,534,559.15/5,587.02
6. Step 6: Final answer
   x = 5,465.27