Finding the Fourth Proportional to 2,629,926.72, 3,942,521.64 and 945,846

Step by Step Solution

1. Step 1: Write the proportion equation
   2,629,926.72 : 3,942,521.64 = 945,846 : x
2. Step 2: Convert to fraction form
   2,629,926.72/3,942,521.64 = 945,846/x
3. Step 3: Cross multiply
   2,629,926.72x = 3,942,521.64 × 945,846
4. Step 4: Simplify right side
   2,629,926.72x = 3,729,018,323,107.44
5. Step 5: Solve for x
   x = 3,729,018,323,107.44/2,629,926.72
6. Step 6: Final answer
   x = 1,417,917.20