Finding the Fourth Proportional to 1,404.92, 2,108.76 and 757.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.92 : 2,108.76 = 757.04 : x
2. Step 2: Convert to fraction form
   1,404.92/2,108.76 = 757.04/x
3. Step 3: Cross multiply
   1,404.92x = 2,108.76 × 757.04
4. Step 4: Simplify right side
   1,404.92x = 1,596,415.67
5. Step 5: Solve for x
   x = 1,596,415.67/1,404.92
6. Step 6: Final answer
   x = 1,136.30