Finding the Third Proportional to 60,331.50 and 99,974.25

Step by Step Solution

1. Step 1: Write the proportion equation
   60,331.50 : 99,974.25 = 99,974.25 : x
2. Step 2: Convert to fraction form
   60,331.50/99,974.25 = 99,974.25/x
3. Step 3: Cross multiply
   60,331.50x = 99,974.25 × 99,974.25
4. Step 4: Simplify right side
   60,331.50x = 9,994,850,663.06
5. Step 5: Solve for x
   x = 9,994,850,663.06/60,331.50
6. Step 6: Final answer
   x = 165,665.54