Finding the Fourth Proportional to 1,349.43, 1,861.96 and 751.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349.43 : 1,861.96 = 751.89 : x
2. Step 2: Convert to fraction form
   1,349.43/1,861.96 = 751.89/x
3. Step 3: Cross multiply
   1,349.43x = 1,861.96 × 751.89
4. Step 4: Simplify right side
   1,349.43x = 1,399,989.10
5. Step 5: Solve for x
   x = 1,399,989.10/1,349.43
6. Step 6: Final answer
   x = 1,037.47