Finding the Third Proportional to 481,554 and 715,398.75

Step by Step Solution

1. Step 1: Write the proportion equation
   481,554 : 715,398.75 = 715,398.75 : x
2. Step 2: Convert to fraction form
   481,554/715,398.75 = 715,398.75/x
3. Step 3: Cross multiply
   481,554x = 715,398.75 × 715,398.75
4. Step 4: Simplify right side
   481,554x = 511,795,371,501.56
5. Step 5: Solve for x
   x = 511,795,371,501.56/481,554
6. Step 6: Final answer
   x = 1,062,799.54