Finding the Fourth Proportional to 1,404.56, 2,107.45 and 754.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.56 : 2,107.45 = 754.53 : x
2. Step 2: Convert to fraction form
   1,404.56/2,107.45 = 754.53/x
3. Step 3: Cross multiply
   1,404.56x = 2,107.45 × 754.53
4. Step 4: Simplify right side
   1,404.56x = 1,590,134.25
5. Step 5: Solve for x
   x = 1,590,134.25/1,404.56
6. Step 6: Final answer
   x = 1,132.12