Finding the Fourth Proportional to 1,003.27, 1,505.81 and 592.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.27 : 1,505.81 = 592.78 : x
2. Step 2: Convert to fraction form
   1,003.27/1,505.81 = 592.78/x
3. Step 3: Cross multiply
   1,003.27x = 1,505.81 × 592.78
4. Step 4: Simplify right side
   1,003.27x = 892,614.05
5. Step 5: Solve for x
   x = 892,614.05/1,003.27
6. Step 6: Final answer
   x = 889.70