Finding the Fourth Proportional to 5,903.28, 8,146.52 and 3,545.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,903.28 : 8,146.52 = 3,545.42 : x
2. Step 2: Convert to fraction form
   5,903.28/8,146.52 = 3,545.42/x
3. Step 3: Cross multiply
   5,903.28x = 8,146.52 × 3,545.42
4. Step 4: Simplify right side
   5,903.28x = 28,882,776.48
5. Step 5: Solve for x
   x = 28,882,776.48/5,903.28
6. Step 6: Final answer
   x = 4,892.67