Finding the Fourth Proportional to 2,610.59, 3,911.48 and 1,292.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.59 : 3,911.48 = 1,292.58 : x
2. Step 2: Convert to fraction form
   2,610.59/3,911.48 = 1,292.58/x
3. Step 3: Cross multiply
   2,610.59x = 3,911.48 × 1,292.58
4. Step 4: Simplify right side
   2,610.59x = 5,055,899.20
5. Step 5: Solve for x
   x = 5,055,899.20/2,610.59
6. Step 6: Final answer
   x = 1,936.69