Finding the Third Proportional to 166,019,989.50 and 236,499,021

Step by Step Solution

1. Step 1: Write the proportion equation
   166,019,989.50 : 236,499,021 = 236,499,021 : x
2. Step 2: Convert to fraction form
   166,019,989.50/236,499,021 = 236,499,021/x
3. Step 3: Cross multiply
   166,019,989.50x = 236,499,021 × 236,499,021
4. Step 4: Simplify right side
   166,019,989.50x = 55,931,786,933,958,440
5. Step 5: Solve for x
   x = 55,931,786,933,958,440/166,019,989.50
6. Step 6: Final answer
   x = 336,897,906.71