Finding the Fourth Proportional to 10,292.86, 15,417.42 and 5,899.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,292.86 : 15,417.42 = 5,899.42 : x
2. Step 2: Convert to fraction form
   10,292.86/15,417.42 = 5,899.42/x
3. Step 3: Cross multiply
   10,292.86x = 15,417.42 × 5,899.42
4. Step 4: Simplify right side
   10,292.86x = 90,953,835.90
5. Step 5: Solve for x
   x = 90,953,835.90/10,292.86
6. Step 6: Final answer
   x = 8,836.60