Finding the Fourth Proportional to 10,123.74, 15,175.35 and 3,882.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123.74 : 15,175.35 = 3,882.15 : x
2. Step 2: Convert to fraction form
   10,123.74/15,175.35 = 3,882.15/x
3. Step 3: Cross multiply
   10,123.74x = 15,175.35 × 3,882.15
4. Step 4: Simplify right side
   10,123.74x = 58,912,985.00
5. Step 5: Solve for x
   x = 58,912,985.00/10,123.74
6. Step 6: Final answer
   x = 5,819.29