Finding the Fourth Proportional to 1,915,466.43, 2,643,342.81 and 1,099,722.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,466.43 : 2,643,342.81 = 1,099,722.72 : x
2. Step 2: Convert to fraction form
   1,915,466.43/2,643,342.81 = 1,099,722.72/x
3. Step 3: Cross multiply
   1,915,466.43x = 2,643,342.81 × 1,099,722.72
4. Step 4: Simplify right side
   1,915,466.43x = 2,906,944,144,905.64
5. Step 5: Solve for x
   x = 2,906,944,144,905.64/1,915,466.43
6. Step 6: Final answer
   x = 1,517,616.86