Finding the Fourth Proportional to 3,925.50, 5,417.15 and 2,247.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,925.50 : 5,417.15 = 2,247.45 : x
2. Step 2: Convert to fraction form
   3,925.50/5,417.15 = 2,247.45/x
3. Step 3: Cross multiply
   3,925.50x = 5,417.15 × 2,247.45
4. Step 4: Simplify right side
   3,925.50x = 12,174,773.77
5. Step 5: Solve for x
   x = 12,174,773.77/3,925.50
6. Step 6: Final answer
   x = 3,101.46