Finding the Fourth Proportional to 10,315.62, 15,462.86 and 4,079.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.62 : 15,462.86 = 4,079.93 : x
2. Step 2: Convert to fraction form
   10,315.62/15,462.86 = 4,079.93/x
3. Step 3: Cross multiply
   10,315.62x = 15,462.86 × 4,079.93
4. Step 4: Simplify right side
   10,315.62x = 63,087,288.69
5. Step 5: Solve for x
   x = 63,087,288.69/10,315.62
6. Step 6: Final answer
   x = 6,115.70