Finding the Fourth Proportional to 2,076,725.39, 2,865,949.59 and 1,205,490.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076,725.39 : 2,865,949.59 = 1,205,490.20 : x
2. Step 2: Convert to fraction form
   2,076,725.39/2,865,949.59 = 1,205,490.20/x
3. Step 3: Cross multiply
   2,076,725.39x = 2,865,949.59 × 1,205,490.20
4. Step 4: Simplify right side
   2,076,725.39x = 3,454,874,134,629.86
5. Step 5: Solve for x
   x = 3,454,874,134,629.86/2,076,725.39
6. Step 6: Final answer
   x = 1,663,616.27