Finding the Fourth Proportional to 2,199,915.94, 3,033,581.61 and 1,628,155.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199,915.94 : 3,033,581.61 = 1,628,155.30 : x
2. Step 2: Convert to fraction form
   2,199,915.94/3,033,581.61 = 1,628,155.30/x
3. Step 3: Cross multiply
   2,199,915.94x = 3,033,581.61 × 1,628,155.30
4. Step 4: Simplify right side
   2,199,915.94x = 4,939,141,976,304.03
5. Step 5: Solve for x
   x = 4,939,141,976,304.03/2,199,915.94
6. Step 6: Final answer
   x = 2,245,150.32