Finding the Fourth Proportional to 2,604,846.30, 3,906,679.05 and 921,949.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,846.30 : 3,906,679.05 = 921,949.98 : x
2. Step 2: Convert to fraction form
   2,604,846.30/3,906,679.05 = 921,949.98/x
3. Step 3: Cross multiply
   2,604,846.30x = 3,906,679.05 × 921,949.98
4. Step 4: Simplify right side
   2,604,846.30x = 3,601,762,672,013.92
5. Step 5: Solve for x
   x = 3,601,762,672,013.92/2,604,846.30
6. Step 6: Final answer
   x = 1,382,716.01