Finding the Third Proportional to 442,455 and 965,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,455 : 965,278.50 = 965,278.50 : x
2. Step 2: Convert to fraction form
   442,455/965,278.50 = 965,278.50/x
3. Step 3: Cross multiply
   442,455x = 965,278.50 × 965,278.50
4. Step 4: Simplify right side
   442,455x = 931,762,582,562.25
5. Step 5: Solve for x
   x = 931,762,582,562.25/442,455
6. Step 6: Final answer
   x = 2,105,892.31