Finding the Third Proportional to 91,258,265.25 and 139,185,936

Step by Step Solution

1. Step 1: Write the proportion equation
   91,258,265.25 : 139,185,936 = 139,185,936 : x
2. Step 2: Convert to fraction form
   91,258,265.25/139,185,936 = 139,185,936/x
3. Step 3: Cross multiply
   91,258,265.25x = 139,185,936 × 139,185,936
4. Step 4: Simplify right side
   91,258,265.25x = 19,372,724,780,196,096
5. Step 5: Solve for x
   x = 19,372,724,780,196,096/91,258,265.25
6. Step 6: Final answer
   x = 212,284,604.88