Finding the Third Proportional to 80,813,612 and 123,238,152

Step by Step Solution

1. Step 1: Write the proportion equation
   80,813,612 : 123,238,152 = 123,238,152 : x
2. Step 2: Convert to fraction form
   80,813,612/123,238,152 = 123,238,152/x
3. Step 3: Cross multiply
   80,813,612x = 123,238,152 × 123,238,152
4. Step 4: Simplify right side
   80,813,612x = 15,187,642,108,375,104
5. Step 5: Solve for x
   x = 15,187,642,108,375,104/80,813,612
6. Step 6: Final answer
   x = 187,934,207.28