Finding the Fourth Proportional to 3,086.99, 4,260.29 and 1,760.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,086.99 : 4,260.29 = 1,760.39 : x
2. Step 2: Convert to fraction form
   3,086.99/4,260.29 = 1,760.39/x
3. Step 3: Cross multiply
   3,086.99x = 4,260.29 × 1,760.39
4. Step 4: Simplify right side
   3,086.99x = 7,499,741.81
5. Step 5: Solve for x
   x = 7,499,741.81/3,086.99
6. Step 6: Final answer
   x = 2,429.47