Finding the Fourth Proportional to 1,357.55, 1,873.43 and 760.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.55 : 1,873.43 = 760.06 : x
2. Step 2: Convert to fraction form
   1,357.55/1,873.43 = 760.06/x
3. Step 3: Cross multiply
   1,357.55x = 1,873.43 × 760.06
4. Step 4: Simplify right side
   1,357.55x = 1,423,919.21
5. Step 5: Solve for x
   x = 1,423,919.21/1,357.55
6. Step 6: Final answer
   x = 1,048.89