Finding the Fourth Proportional to 1,167.91, 1,752.06 and 590.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.91 : 1,752.06 = 590.78 : x
2. Step 2: Convert to fraction form
   1,167.91/1,752.06 = 590.78/x
3. Step 3: Cross multiply
   1,167.91x = 1,752.06 × 590.78
4. Step 4: Simplify right side
   1,167.91x = 1,035,082.01
5. Step 5: Solve for x
   x = 1,035,082.01/1,167.91
6. Step 6: Final answer
   x = 886.27