Finding the Third Proportional to 448,963.50 and 976,479

Step by Step Solution

1. Step 1: Write the proportion equation
   448,963.50 : 976,479 = 976,479 : x
2. Step 2: Convert to fraction form
   448,963.50/976,479 = 976,479/x
3. Step 3: Cross multiply
   448,963.50x = 976,479 × 976,479
4. Step 4: Simplify right side
   448,963.50x = 953,511,237,441
5. Step 5: Solve for x
   x = 953,511,237,441/448,963.50
6. Step 6: Final answer
   x = 2,123,805.69