Finding the Fourth Proportional to 1,357.91, 1,874.00 and 760.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.91 : 1,874.00 = 760.46 : x
2. Step 2: Convert to fraction form
   1,357.91/1,874.00 = 760.46/x
3. Step 3: Cross multiply
   1,357.91x = 1,874.00 × 760.46
4. Step 4: Simplify right side
   1,357.91x = 1,425,100.13
5. Step 5: Solve for x
   x = 1,425,100.13/1,357.91
6. Step 6: Final answer
   x = 1,049.48