Finding the Fourth Proportional to 3,123.60, 4,314.24 and 2,496.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.60 : 4,314.24 = 2,496.30 : x
2. Step 2: Convert to fraction form
   3,123.60/4,314.24 = 2,496.30/x
3. Step 3: Cross multiply
   3,123.60x = 4,314.24 × 2,496.30
4. Step 4: Simplify right side
   3,123.60x = 10,769,637.31
5. Step 5: Solve for x
   x = 10,769,637.31/3,123.60
6. Step 6: Final answer
   x = 3,447.83