Finding the Fourth Proportional to 1,742.52, 2,404.94 and 1,079.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.52 : 2,404.94 = 1,079.72 : x
2. Step 2: Convert to fraction form
   1,742.52/2,404.94 = 1,079.72/x
3. Step 3: Cross multiply
   1,742.52x = 2,404.94 × 1,079.72
4. Step 4: Simplify right side
   1,742.52x = 2,596,661.82
5. Step 5: Solve for x
   x = 2,596,661.82/1,742.52
6. Step 6: Final answer
   x = 1,490.18