Finding the Fourth Proportional to 10,081.47, 15,123.06 and 2,685.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.47 : 15,123.06 = 2,685.93 : x
2. Step 2: Convert to fraction form
   10,081.47/15,123.06 = 2,685.93/x
3. Step 3: Cross multiply
   10,081.47x = 15,123.06 × 2,685.93
4. Step 4: Simplify right side
   10,081.47x = 40,619,480.55
5. Step 5: Solve for x
   x = 40,619,480.55/10,081.47
6. Step 6: Final answer
   x = 4,029.12