Finding the Fourth Proportional to 1,335.15, 1,842.43 and 737.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.15 : 1,842.43 = 737.63 : x
2. Step 2: Convert to fraction form
   1,335.15/1,842.43 = 737.63/x
3. Step 3: Cross multiply
   1,335.15x = 1,842.43 × 737.63
4. Step 4: Simplify right side
   1,335.15x = 1,359,025.76
5. Step 5: Solve for x
   x = 1,359,025.76/1,335.15
6. Step 6: Final answer
   x = 1,017.88