Finding the Fourth Proportional to 3,925.98, 5,417.28 and 2,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,925.98 : 5,417.28 = 2,434.50 : x
2. Step 2: Convert to fraction form
   3,925.98/5,417.28 = 2,434.50/x
3. Step 3: Cross multiply
   3,925.98x = 5,417.28 × 2,434.50
4. Step 4: Simplify right side
   3,925.98x = 13,188,368.16
5. Step 5: Solve for x
   x = 13,188,368.16/3,925.98
6. Step 6: Final answer
   x = 3,359.26