Finding the Fourth Proportional to 2,820,932.36, 4,231,693.78 and 927,821.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,820,932.36 : 4,231,693.78 = 927,821.42 : x
2. Step 2: Convert to fraction form
   2,820,932.36/4,231,693.78 = 927,821.42/x
3. Step 3: Cross multiply
   2,820,932.36x = 4,231,693.78 × 927,821.42
4. Step 4: Simplify right side
   2,820,932.36x = 3,926,256,131,964.77
5. Step 5: Solve for x
   x = 3,926,256,131,964.77/2,820,932.36
6. Step 6: Final answer
   x = 1,391,829.24