Finding the Third Proportional to 99,250 and 215,994.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,250 : 215,994.50 = 215,994.50 : x
2. Step 2: Convert to fraction form
   99,250/215,994.50 = 215,994.50/x
3. Step 3: Cross multiply
   99,250x = 215,994.50 × 215,994.50
4. Step 4: Simplify right side
   99,250x = 46,653,624,030.25
5. Step 5: Solve for x
   x = 46,653,624,030.25/99,250
6. Step 6: Final answer
   x = 470,061.70