Finding the Fourth Proportional to 1,557.72, 2,333.49 and 733.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,557.72 : 2,333.49 = 733.50 : x
2. Step 2: Convert to fraction form
   1,557.72/2,333.49 = 733.50/x
3. Step 3: Cross multiply
   1,557.72x = 2,333.49 × 733.50
4. Step 4: Simplify right side
   1,557.72x = 1,711,614.92
5. Step 5: Solve for x
   x = 1,711,614.92/1,557.72
6. Step 6: Final answer
   x = 1,098.79