Finding the Fourth Proportional to 1,451.86, 2,002.71 and 927.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.86 : 2,002.71 = 927.89 : x
2. Step 2: Convert to fraction form
   1,451.86/2,002.71 = 927.89/x
3. Step 3: Cross multiply
   1,451.86x = 2,002.71 × 927.89
4. Step 4: Simplify right side
   1,451.86x = 1,858,294.58
5. Step 5: Solve for x
   x = 1,858,294.58/1,451.86
6. Step 6: Final answer
   x = 1,279.94