Finding the Fourth Proportional to 10,108.30, 15,155.93 and 4,263.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,108.30 : 15,155.93 = 4,263.34 : x
2. Step 2: Convert to fraction form
   10,108.30/15,155.93 = 4,263.34/x
3. Step 3: Cross multiply
   10,108.30x = 15,155.93 × 4,263.34
4. Step 4: Simplify right side
   10,108.30x = 64,614,882.61
5. Step 5: Solve for x
   x = 64,614,882.61/10,108.30
6. Step 6: Final answer
   x = 6,392.26