Finding the Fourth Proportional to 3,931.50, 5,422.23 and 2,358.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,931.50 : 5,422.23 = 2,358.48 : x
2. Step 2: Convert to fraction form
   3,931.50/5,422.23 = 2,358.48/x
3. Step 3: Cross multiply
   3,931.50x = 5,422.23 × 2,358.48
4. Step 4: Simplify right side
   3,931.50x = 12,788,221.01
5. Step 5: Solve for x
   x = 12,788,221.01/3,931.50
6. Step 6: Final answer
   x = 3,252.76