Finding the Fourth Proportional to 1,333.71, 1,840.50 and 744.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.71 : 1,840.50 = 744.30 : x
2. Step 2: Convert to fraction form
   1,333.71/1,840.50 = 744.30/x
3. Step 3: Cross multiply
   1,333.71x = 1,840.50 × 744.30
4. Step 4: Simplify right side
   1,333.71x = 1,369,884.15
5. Step 5: Solve for x
   x = 1,369,884.15/1,333.71
6. Step 6: Final answer
   x = 1,027.12