Finding the Fourth Proportional to 2,950,251.89, 4,425,628.49 and 820,336.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,950,251.89 : 4,425,628.49 = 820,336.01 : x
2. Step 2: Convert to fraction form
   2,950,251.89/4,425,628.49 = 820,336.01/x
3. Step 3: Cross multiply
   2,950,251.89x = 4,425,628.49 × 820,336.01
4. Step 4: Simplify right side
   2,950,251.89x = 3,630,502,404,215.25
5. Step 5: Solve for x
   x = 3,630,502,404,215.25/2,950,251.89
6. Step 6: Final answer
   x = 1,230,573.71