Finding the Fourth Proportional to 2,923,722.27, 4,382,638.31 and 1,218,808.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,923,722.27 : 4,382,638.31 = 1,218,808.76 : x
2. Step 2: Convert to fraction form
   2,923,722.27/4,382,638.31 = 1,218,808.76/x
3. Step 3: Cross multiply
   2,923,722.27x = 4,382,638.31 × 1,218,808.76
4. Step 4: Simplify right side
   2,923,722.27x = 5,341,597,945,273.43
5. Step 5: Solve for x
   x = 5,341,597,945,273.43/2,923,722.27
6. Step 6: Final answer
   x = 1,826,985.42