Finding the Fourth Proportional to 1,337.61, 1,845.80 and 748.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.61 : 1,845.80 = 748.07 : x
2. Step 2: Convert to fraction form
   1,337.61/1,845.80 = 748.07/x
3. Step 3: Cross multiply
   1,337.61x = 1,845.80 × 748.07
4. Step 4: Simplify right side
   1,337.61x = 1,380,788.57
5. Step 5: Solve for x
   x = 1,380,788.57/1,337.61
6. Step 6: Final answer
   x = 1,032.28