Finding the Third Proportional to 49,178,740.50 and 73,369,530

Step by Step Solution

1. Step 1: Write the proportion equation
   49,178,740.50 : 73,369,530 = 73,369,530 : x
2. Step 2: Convert to fraction form
   49,178,740.50/73,369,530 = 73,369,530/x
3. Step 3: Cross multiply
   49,178,740.50x = 73,369,530 × 73,369,530
4. Step 4: Simplify right side
   49,178,740.50x = 5,383,087,932,420,900
5. Step 5: Solve for x
   x = 5,383,087,932,420,900/49,178,740.50
6. Step 6: Final answer
   x = 109,459,654.27