Finding the Fourth Proportional to 1,494,843.50, 2,062,883.46 and 815,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494,843.50 : 2,062,883.46 = 815,780 : x
2. Step 2: Convert to fraction form
   1,494,843.50/2,062,883.46 = 815,780/x
3. Step 3: Cross multiply
   1,494,843.50x = 2,062,883.46 × 815,780
4. Step 4: Simplify right side
   1,494,843.50x = 1,682,859,068,998.80
5. Step 5: Solve for x
   x = 1,682,859,068,998.80/1,494,843.50
6. Step 6: Final answer
   x = 1,125,776.09