Finding the Fourth Proportional to 10,114.76, 15,162.34 and 3,869.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,114.76 : 15,162.34 = 3,869.97 : x
2. Step 2: Convert to fraction form
   10,114.76/15,162.34 = 3,869.97/x
3. Step 3: Cross multiply
   10,114.76x = 15,162.34 × 3,869.97
4. Step 4: Simplify right side
   10,114.76x = 58,677,800.93
5. Step 5: Solve for x
   x = 58,677,800.93/10,114.76
6. Step 6: Final answer
   x = 5,801.21