Finding the Fourth Proportional to 2,194,440.17, 3,028,578.59 and 1,227,815.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194,440.17 : 3,028,578.59 = 1,227,815.33 : x
2. Step 2: Convert to fraction form
   2,194,440.17/3,028,578.59 = 1,227,815.33/x
3. Step 3: Cross multiply
   2,194,440.17x = 3,028,578.59 × 1,227,815.33
4. Step 4: Simplify right side
   2,194,440.17x = 3,718,535,208,838.43
5. Step 5: Solve for x
   x = 3,718,535,208,838.43/2,194,440.17
6. Step 6: Final answer
   x = 1,694,525.68