Finding the Fourth Proportional to 1,335.21, 1,842.51 and 737.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.21 : 1,842.51 = 737.71 : x
2. Step 2: Convert to fraction form
   1,335.21/1,842.51 = 737.71/x
3. Step 3: Cross multiply
   1,335.21x = 1,842.51 × 737.71
4. Step 4: Simplify right side
   1,335.21x = 1,359,238.05
5. Step 5: Solve for x
   x = 1,359,238.05/1,335.21
6. Step 6: Final answer
   x = 1,018.00