Finding the Fourth Proportional to 1,169,949.49, 1,753,761.61 and 814,216.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,169,949.49 : 1,753,761.61 = 814,216.12 : x
2. Step 2: Convert to fraction form
   1,169,949.49/1,753,761.61 = 814,216.12/x
3. Step 3: Cross multiply
   1,169,949.49x = 1,753,761.61 × 814,216.12
4. Step 4: Simplify right side
   1,169,949.49x = 1,427,940,973,499.15
5. Step 5: Solve for x
   x = 1,427,940,973,499.15/1,169,949.49
6. Step 6: Final answer
   x = 1,220,515.06