Finding the Fourth Proportional to 1,761.09, 2,426.16 and 1,229.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.09 : 2,426.16 = 1,229.00 : x
2. Step 2: Convert to fraction form
   1,761.09/2,426.16 = 1,229.00/x
3. Step 3: Cross multiply
   1,761.09x = 2,426.16 × 1,229.00
4. Step 4: Simplify right side
   1,761.09x = 2,981,738.51
5. Step 5: Solve for x
   x = 2,981,738.51/1,761.09
6. Step 6: Final answer
   x = 1,693.12