Finding the Fourth Proportional to 1,823.23, 2,514.31 and 1,158.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823.23 : 2,514.31 = 1,158.90 : x
2. Step 2: Convert to fraction form
   1,823.23/2,514.31 = 1,158.90/x
3. Step 3: Cross multiply
   1,823.23x = 2,514.31 × 1,158.90
4. Step 4: Simplify right side
   1,823.23x = 2,913,833.86
5. Step 5: Solve for x
   x = 2,913,833.86/1,823.23
6. Step 6: Final answer
   x = 1,598.17