Finding the Fourth Proportional to 10,156.53, 15,234.84 and 3,579.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,156.53 : 15,234.84 = 3,579.15 : x
2. Step 2: Convert to fraction form
   10,156.53/15,234.84 = 3,579.15/x
3. Step 3: Cross multiply
   10,156.53x = 15,234.84 × 3,579.15
4. Step 4: Simplify right side
   10,156.53x = 54,527,777.59
5. Step 5: Solve for x
   x = 54,527,777.59/10,156.53
6. Step 6: Final answer
   x = 5,368.74