Finding the Fourth Proportional to 2,109,229.74, 3,163,992.57 and 847,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,229.74 : 3,163,992.57 = 847,057.50 : x
2. Step 2: Convert to fraction form
   2,109,229.74/3,163,992.57 = 847,057.50/x
3. Step 3: Cross multiply
   2,109,229.74x = 3,163,992.57 × 847,057.50
4. Step 4: Simplify right side
   2,109,229.74x = 2,680,083,636,362.78
5. Step 5: Solve for x
   x = 2,680,083,636,362.78/2,109,229.74
6. Step 6: Final answer
   x = 1,270,645.67