Finding the Fourth Proportional to 1,354,086.72, 2,032,452 and 644,604.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,086.72 : 2,032,452 = 644,604.48 : x
2. Step 2: Convert to fraction form
   1,354,086.72/2,032,452 = 644,604.48/x
3. Step 3: Cross multiply
   1,354,086.72x = 2,032,452 × 644,604.48
4. Step 4: Simplify right side
   1,354,086.72x = 1,310,127,664,584.96
5. Step 5: Solve for x
   x = 1,310,127,664,584.96/1,354,086.72
6. Step 6: Final answer
   x = 967,536.01