Finding the Fourth Proportional to 10,081.50, 15,124.38 and 4,234.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.50 : 15,124.38 = 4,234.74 : x
2. Step 2: Convert to fraction form
   10,081.50/15,124.38 = 4,234.74/x
3. Step 3: Cross multiply
   10,081.50x = 15,124.38 × 4,234.74
4. Step 4: Simplify right side
   10,081.50x = 64,047,816.96
5. Step 5: Solve for x
   x = 64,047,816.96/10,081.50
6. Step 6: Final answer
   x = 6,353.00