Finding the Fourth Proportional to 2,109,116.40, 3,163,822.16 and 846,944

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,116.40 : 3,163,822.16 = 846,944 : x
2. Step 2: Convert to fraction form
   2,109,116.40/3,163,822.16 = 846,944/x
3. Step 3: Cross multiply
   2,109,116.40x = 3,163,822.16 × 846,944
4. Step 4: Simplify right side
   2,109,116.40x = 2,679,580,195,479.04
5. Step 5: Solve for x
   x = 2,679,580,195,479.04/2,109,116.40
6. Step 6: Final answer
   x = 1,270,475.25