Finding the Fourth Proportional to 1,960,625.60, 2,942,089.46 and 823,300.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960,625.60 : 2,942,089.46 = 823,300.25 : x
2. Step 2: Convert to fraction form
   1,960,625.60/2,942,089.46 = 823,300.25/x
3. Step 3: Cross multiply
   1,960,625.60x = 2,942,089.46 × 823,300.25
4. Step 4: Simplify right side
   1,960,625.60x = 2,422,222,969,113.42
5. Step 5: Solve for x
   x = 2,422,222,969,113.42/1,960,625.60
6. Step 6: Final answer
   x = 1,235,433.72