Finding the Fourth Proportional to 1,540.86, 2,308.92 and 1,046.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.86 : 2,308.92 = 1,046.62 : x
2. Step 2: Convert to fraction form
   1,540.86/2,308.92 = 1,046.62/x
3. Step 3: Cross multiply
   1,540.86x = 2,308.92 × 1,046.62
4. Step 4: Simplify right side
   1,540.86x = 2,416,561.85
5. Step 5: Solve for x
   x = 2,416,561.85/1,540.86
6. Step 6: Final answer
   x = 1,568.32