Finding the Fourth Proportional to 2,540.79, 3,810.37 and 1,060

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.79 : 3,810.37 = 1,060 : x
2. Step 2: Convert to fraction form
   2,540.79/3,810.37 = 1,060/x
3. Step 3: Cross multiply
   2,540.79x = 3,810.37 × 1,060
4. Step 4: Simplify right side
   2,540.79x = 4,038,992.20
5. Step 5: Solve for x
   x = 4,038,992.20/2,540.79
6. Step 6: Final answer
   x = 1,589.66