Finding the Fourth Proportional to 2,781,739.89, 3,838,542.89 and 1,574,515.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,781,739.89 : 3,838,542.89 = 1,574,515.89 : x
2. Step 2: Convert to fraction form
   2,781,739.89/3,838,542.89 = 1,574,515.89/x
3. Step 3: Cross multiply
   2,781,739.89x = 3,838,542.89 × 1,574,515.89
4. Step 4: Simplify right side
   2,781,739.89x = 6,043,846,766,878.94
5. Step 5: Solve for x
   x = 6,043,846,766,878.94/2,781,739.89
6. Step 6: Final answer
   x = 2,172,685.80