Finding the Third Proportional to 448,848 and 671,753.25

Step by Step Solution

1. Step 1: Write the proportion equation
   448,848 : 671,753.25 = 671,753.25 : x
2. Step 2: Convert to fraction form
   448,848/671,753.25 = 671,753.25/x
3. Step 3: Cross multiply
   448,848x = 671,753.25 × 671,753.25
4. Step 4: Simplify right side
   448,848x = 451,252,428,885.56
5. Step 5: Solve for x
   x = 451,252,428,885.56/448,848
6. Step 6: Final answer
   x = 1,005,356.89