Finding the Fourth Proportional to 6,061.57, 8,365.08 and 3,543.90

Step by Step Solution

1. Step 1: Write the proportion equation
   6,061.57 : 8,365.08 = 3,543.90 : x
2. Step 2: Convert to fraction form
   6,061.57/8,365.08 = 3,543.90/x
3. Step 3: Cross multiply
   6,061.57x = 8,365.08 × 3,543.90
4. Step 4: Simplify right side
   6,061.57x = 29,645,007.01
5. Step 5: Solve for x
   x = 29,645,007.01/6,061.57
6. Step 6: Final answer
   x = 4,890.65