Finding the Fourth Proportional to 6,100.57, 8,420.76 and 3,582.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.57 : 8,420.76 = 3,582.61 : x
2. Step 2: Convert to fraction form
   6,100.57/8,420.76 = 3,582.61/x
3. Step 3: Cross multiply
   6,100.57x = 8,420.76 × 3,582.61
4. Step 4: Simplify right side
   6,100.57x = 30,168,281.07
5. Step 5: Solve for x
   x = 30,168,281.07/6,100.57
6. Step 6: Final answer
   x = 4,945.16