Finding the Fourth Proportional to 3,864.29, 5,330.76 and 2,445.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,864.29 : 5,330.76 = 2,445.59 : x
2. Step 2: Convert to fraction form
   3,864.29/5,330.76 = 2,445.59/x
3. Step 3: Cross multiply
   3,864.29x = 5,330.76 × 2,445.59
4. Step 4: Simplify right side
   3,864.29x = 13,036,826.69
5. Step 5: Solve for x
   x = 13,036,826.69/3,864.29
6. Step 6: Final answer
   x = 3,373.67