Finding the Third Proportional to 45,463.50 and 99,857.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,463.50 : 99,857.25 = 99,857.25 : x
2. Step 2: Convert to fraction form
   45,463.50/99,857.25 = 99,857.25/x
3. Step 3: Cross multiply
   45,463.50x = 99,857.25 × 99,857.25
4. Step 4: Simplify right side
   45,463.50x = 9,971,470,377.56
5. Step 5: Solve for x
   x = 9,971,470,377.56/45,463.50
6. Step 6: Final answer
   x = 219,329.14