Finding the Fourth Proportional to 3,823.32, 5,274.56 and 2,406.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,823.32 : 5,274.56 = 2,406.48 : x
2. Step 2: Convert to fraction form
   3,823.32/5,274.56 = 2,406.48/x
3. Step 3: Cross multiply
   3,823.32x = 5,274.56 × 2,406.48
4. Step 4: Simplify right side
   3,823.32x = 12,693,123.15
5. Step 5: Solve for x
   x = 12,693,123.15/3,823.32
6. Step 6: Final answer
   x = 3,319.92