Finding the Fourth Proportional to 2,633,321.38, 3,951,122.98 and 928,682.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633,321.38 : 3,951,122.98 = 928,682.78 : x
2. Step 2: Convert to fraction form
   2,633,321.38/3,951,122.98 = 928,682.78/x
3. Step 3: Cross multiply
   2,633,321.38x = 3,951,122.98 × 928,682.78
4. Step 4: Simplify right side
   2,633,321.38x = 3,669,339,873,188.28
5. Step 5: Solve for x
   x = 3,669,339,873,188.28/2,633,321.38
6. Step 6: Final answer
   x = 1,393,426.53