Finding the Fourth Proportional to 1,648,860.48, 2,275,308.72 and 923,585.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,860.48 : 2,275,308.72 = 923,585.52 : x
2. Step 2: Convert to fraction form
   1,648,860.48/2,275,308.72 = 923,585.52/x
3. Step 3: Cross multiply
   1,648,860.48x = 2,275,308.72 × 923,585.52
4. Step 4: Simplify right side
   1,648,860.48x = 2,101,442,187,321.73
5. Step 5: Solve for x
   x = 2,101,442,187,321.73/1,648,860.48
6. Step 6: Final answer
   x = 1,274,481.51