Finding the Fourth Proportional to 1,342.92, 1,853.34 and 753.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.92 : 1,853.34 = 753.56 : x
2. Step 2: Convert to fraction form
   1,342.92/1,853.34 = 753.56/x
3. Step 3: Cross multiply
   1,342.92x = 1,853.34 × 753.56
4. Step 4: Simplify right side
   1,342.92x = 1,396,602.89
5. Step 5: Solve for x
   x = 1,396,602.89/1,342.92
6. Step 6: Final answer
   x = 1,039.97