Finding the Fourth Proportional to 1,574.89, 2,362.85 and 753.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574.89 : 2,362.85 = 753.06 : x
2. Step 2: Convert to fraction form
   1,574.89/2,362.85 = 753.06/x
3. Step 3: Cross multiply
   1,574.89x = 2,362.85 × 753.06
4. Step 4: Simplify right side
   1,574.89x = 1,779,367.82
5. Step 5: Solve for x
   x = 1,779,367.82/1,574.89
6. Step 6: Final answer
   x = 1,129.84