Finding the Fourth Proportional to 10,114.46, 15,178.52 and 3,540.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,114.46 : 15,178.52 = 3,540.70 : x
2. Step 2: Convert to fraction form
   10,114.46/15,178.52 = 3,540.70/x
3. Step 3: Cross multiply
   10,114.46x = 15,178.52 × 3,540.70
4. Step 4: Simplify right side
   10,114.46x = 53,742,585.76
5. Step 5: Solve for x
   x = 53,742,585.76/10,114.46
6. Step 6: Final answer
   x = 5,313.44