Finding the Third Proportional to 91,914,234 and 199,146,942

Step by Step Solution

1. Step 1: Write the proportion equation
   91,914,234 : 199,146,942 = 199,146,942 : x
2. Step 2: Convert to fraction form
   91,914,234/199,146,942 = 199,146,942/x
3. Step 3: Cross multiply
   91,914,234x = 199,146,942 × 199,146,942
4. Step 4: Simplify right side
   91,914,234x = 39,659,504,507,951,360
5. Step 5: Solve for x
   x = 39,659,504,507,951,360/91,914,234
6. Step 6: Final answer
   x = 431,483,816.84