Finding the Fourth Proportional to 2,633,308.38, 3,951,103.46 and 928,669.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633,308.38 : 3,951,103.46 = 928,669.76 : x
2. Step 2: Convert to fraction form
   2,633,308.38/3,951,103.46 = 928,669.76/x
3. Step 3: Cross multiply
   2,633,308.38x = 3,951,103.46 × 928,669.76
4. Step 4: Simplify right side
   2,633,308.38x = 3,669,270,292,351.14
5. Step 5: Solve for x
   x = 3,669,270,292,351.14/2,633,308.38
6. Step 6: Final answer
   x = 1,393,406.99