Finding the Fourth Proportional to 10,028.71, 15,034.13 and 4,760.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.71 : 15,034.13 = 4,760.47 : x
2. Step 2: Convert to fraction form
   10,028.71/15,034.13 = 4,760.47/x
3. Step 3: Cross multiply
   10,028.71x = 15,034.13 × 4,760.47
4. Step 4: Simplify right side
   10,028.71x = 71,569,479.89
5. Step 5: Solve for x
   x = 71,569,479.89/10,028.71
6. Step 6: Final answer
   x = 7,136.46