Finding the Fourth Proportional to 1,337.90, 1,846.28 and 740.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.90 : 1,846.28 = 740.42 : x
2. Step 2: Convert to fraction form
   1,337.90/1,846.28 = 740.42/x
3. Step 3: Cross multiply
   1,337.90x = 1,846.28 × 740.42
4. Step 4: Simplify right side
   1,337.90x = 1,367,022.64
5. Step 5: Solve for x
   x = 1,367,022.64/1,337.90
6. Step 6: Final answer
   x = 1,021.77