Finding the Fourth Proportional to 1,092.76, 1,507.98 and 595.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.76 : 1,507.98 = 595.40 : x
2. Step 2: Convert to fraction form
   1,092.76/1,507.98 = 595.40/x
3. Step 3: Cross multiply
   1,092.76x = 1,507.98 × 595.40
4. Step 4: Simplify right side
   1,092.76x = 897,851.29
5. Step 5: Solve for x
   x = 897,851.29/1,092.76
6. Step 6: Final answer
   x = 821.64