Finding the Fourth Proportional to 5,401.16, 8,102.42 and 1,505.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.16 : 8,102.42 = 1,505.56 : x
2. Step 2: Convert to fraction form
   5,401.16/8,102.42 = 1,505.56/x
3. Step 3: Cross multiply
   5,401.16x = 8,102.42 × 1,505.56
4. Step 4: Simplify right side
   5,401.16x = 12,198,679.46
5. Step 5: Solve for x
   x = 12,198,679.46/5,401.16
6. Step 6: Final answer
   x = 2,258.53