Finding the Fourth Proportional to 1,337.78, 1,846.15 and 740.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.78 : 1,846.15 = 740.24 : x
2. Step 2: Convert to fraction form
   1,337.78/1,846.15 = 740.24/x
3. Step 3: Cross multiply
   1,337.78x = 1,846.15 × 740.24
4. Step 4: Simplify right side
   1,337.78x = 1,366,594.08
5. Step 5: Solve for x
   x = 1,366,594.08/1,337.78
6. Step 6: Final answer
   x = 1,021.54