Finding the Fourth Proportional to 2,350.71, 3,244.01 and 1,288.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.71 : 3,244.01 = 1,288.48 : x
2. Step 2: Convert to fraction form
   2,350.71/3,244.01 = 1,288.48/x
3. Step 3: Cross multiply
   2,350.71x = 3,244.01 × 1,288.48
4. Step 4: Simplify right side
   2,350.71x = 4,179,842.00
5. Step 5: Solve for x
   x = 4,179,842.00/2,350.71
6. Step 6: Final answer
   x = 1,778.12