Finding the Fourth Proportional to 1,679,022.50, 2,518,287.71 and 825,865.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,679,022.50 : 2,518,287.71 = 825,865.16 : x
2. Step 2: Convert to fraction form
   1,679,022.50/2,518,287.71 = 825,865.16/x
3. Step 3: Cross multiply
   1,679,022.50x = 2,518,287.71 × 825,865.16
4. Step 4: Simplify right side
   1,679,022.50x = 2,079,766,065,824.42
5. Step 5: Solve for x
   x = 2,079,766,065,824.42/1,679,022.50
6. Step 6: Final answer
   x = 1,238,676.71