Finding the Third Proportional to 91,691,442 and 137,174,112

Step by Step Solution

1. Step 1: Write the proportion equation
   91,691,442 : 137,174,112 = 137,174,112 : x
2. Step 2: Convert to fraction form
   91,691,442/137,174,112 = 137,174,112/x
3. Step 3: Cross multiply
   91,691,442x = 137,174,112 × 137,174,112
4. Step 4: Simplify right side
   91,691,442x = 18,816,737,002,988,544
5. Step 5: Solve for x
   x = 18,816,737,002,988,544/91,691,442
6. Step 6: Final answer
   x = 205,218,029.00