Finding the Fourth Proportional to 2,913.02, 4,371.33 and 1,157.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913.02 : 4,371.33 = 1,157.73 : x
2. Step 2: Convert to fraction form
   2,913.02/4,371.33 = 1,157.73/x
3. Step 3: Cross multiply
   2,913.02x = 4,371.33 × 1,157.73
4. Step 4: Simplify right side
   2,913.02x = 5,060,819.88
5. Step 5: Solve for x
   x = 5,060,819.88/2,913.02
6. Step 6: Final answer
   x = 1,737.31