Finding the Fourth Proportional to 2,545.32, 3,817.27 and 901.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.32 : 3,817.27 = 901.43 : x
2. Step 2: Convert to fraction form
   2,545.32/3,817.27 = 901.43/x
3. Step 3: Cross multiply
   2,545.32x = 3,817.27 × 901.43
4. Step 4: Simplify right side
   2,545.32x = 3,440,978.10
5. Step 5: Solve for x
   x = 3,440,978.10/2,545.32
6. Step 6: Final answer
   x = 1,351.88