Finding the Fourth Proportional to 2,940,781.10, 4,412,898.18 and 1,234,793.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940,781.10 : 4,412,898.18 = 1,234,793.21 : x
2. Step 2: Convert to fraction form
   2,940,781.10/4,412,898.18 = 1,234,793.21/x
3. Step 3: Cross multiply
   2,940,781.10x = 4,412,898.18 × 1,234,793.21
4. Step 4: Simplify right side
   2,940,781.10x = 5,449,016,687,020.87
5. Step 5: Solve for x
   x = 5,449,016,687,020.87/2,940,781.10
6. Step 6: Final answer
   x = 1,852,914.76