Finding the Fourth Proportional to 6,100.71, 8,418.98 and 3,306.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.71 : 8,418.98 = 3,306.21 : x
2. Step 2: Convert to fraction form
   6,100.71/8,418.98 = 3,306.21/x
3. Step 3: Cross multiply
   6,100.71x = 8,418.98 × 3,306.21
4. Step 4: Simplify right side
   6,100.71x = 27,834,857.24
5. Step 5: Solve for x
   x = 27,834,857.24/6,100.71
6. Step 6: Final answer
   x = 4,562.56