Finding the Fourth Proportional to 10,404.88, 15,606.16 and 2,613.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.88 : 15,606.16 = 2,613.71 : x
2. Step 2: Convert to fraction form
   10,404.88/15,606.16 = 2,613.71/x
3. Step 3: Cross multiply
   10,404.88x = 15,606.16 × 2,613.71
4. Step 4: Simplify right side
   10,404.88x = 40,789,976.45
5. Step 5: Solve for x
   x = 40,789,976.45/10,404.88
6. Step 6: Final answer
   x = 3,920.27