Finding the Fourth Proportional to 2,460.27, 3,691.95 and 999.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460.27 : 3,691.95 = 999.42 : x
2. Step 2: Convert to fraction form
   2,460.27/3,691.95 = 999.42/x
3. Step 3: Cross multiply
   2,460.27x = 3,691.95 × 999.42
4. Step 4: Simplify right side
   2,460.27x = 3,689,808.67
5. Step 5: Solve for x
   x = 3,689,808.67/2,460.27
6. Step 6: Final answer
   x = 1,499.76