Finding the Third Proportional to 99,036 and 210,343.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,036 : 210,343.50 = 210,343.50 : x
2. Step 2: Convert to fraction form
   99,036/210,343.50 = 210,343.50/x
3. Step 3: Cross multiply
   99,036x = 210,343.50 × 210,343.50
4. Step 4: Simplify right side
   99,036x = 44,244,387,992.25
5. Step 5: Solve for x
   x = 44,244,387,992.25/99,036
6. Step 6: Final answer
   x = 446,750.56