Finding the Fourth Proportional to 1,096,103.24, 1,640,020.62 and 647,068.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,103.24 : 1,640,020.62 = 647,068.40 : x
2. Step 2: Convert to fraction form
   1,096,103.24/1,640,020.62 = 647,068.40/x
3. Step 3: Cross multiply
   1,096,103.24x = 1,640,020.62 × 647,068.40
4. Step 4: Simplify right side
   1,096,103.24x = 1,061,205,518,550.41
5. Step 5: Solve for x
   x = 1,061,205,518,550.41/1,096,103.24
6. Step 6: Final answer
   x = 968,162.01