Finding the Third Proportional to 442,851 and 704,998.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,851 : 704,998.50 = 704,998.50 : x
2. Step 2: Convert to fraction form
   442,851/704,998.50 = 704,998.50/x
3. Step 3: Cross multiply
   442,851x = 704,998.50 × 704,998.50
4. Step 4: Simplify right side
   442,851x = 497,022,885,002.25
5. Step 5: Solve for x
   x = 497,022,885,002.25/442,851
6. Step 6: Final answer
   x = 1,122,325.31