Finding the Fourth Proportional to 1,892.91, 2,612.45 and 1,146.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.91 : 2,612.45 = 1,146.73 : x
2. Step 2: Convert to fraction form
   1,892.91/2,612.45 = 1,146.73/x
3. Step 3: Cross multiply
   1,892.91x = 2,612.45 × 1,146.73
4. Step 4: Simplify right side
   1,892.91x = 2,995,774.79
5. Step 5: Solve for x
   x = 2,995,774.79/1,892.91
6. Step 6: Final answer
   x = 1,582.63