Finding the Fourth Proportional to 10,159.27, 15,238.81 and 2,763.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,159.27 : 15,238.81 = 2,763.62 : x
2. Step 2: Convert to fraction form
   10,159.27/15,238.81 = 2,763.62/x
3. Step 3: Cross multiply
   10,159.27x = 15,238.81 × 2,763.62
4. Step 4: Simplify right side
   10,159.27x = 42,114,256.73
5. Step 5: Solve for x
   x = 42,114,256.73/10,159.27
6. Step 6: Final answer
   x = 4,145.40