Finding the Fourth Proportional to 1,760,168.81, 2,639,826.43 and 480,782.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760,168.81 : 2,639,826.43 = 480,782.27 : x
2. Step 2: Convert to fraction form
   1,760,168.81/2,639,826.43 = 480,782.27/x
3. Step 3: Cross multiply
   1,760,168.81x = 2,639,826.43 × 480,782.27
4. Step 4: Simplify right side
   1,760,168.81x = 1,269,181,729,020.31
5. Step 5: Solve for x
   x = 1,269,181,729,020.31/1,760,168.81
6. Step 6: Final answer
   x = 721,056.82