Finding the Third Proportional to 58,944,667,806 and 128,217,051,288

Step by Step Solution

1. Step 1: Write the proportion equation
   58,944,667,806 : 128,217,051,288 = 128,217,051,288 : x
2. Step 2: Convert to fraction form
   58,944,667,806/128,217,051,288 = 128,217,051,288/x
3. Step 3: Cross multiply
   58,944,667,806x = 128,217,051,288 × 128,217,051,288
4. Step 4: Simplify right side
   58,944,667,806x = 16,439,612,240,989,622,632,448
5. Step 5: Solve for x
   x = 16,439,612,240,989,622,632,448/58,944,667,806
6. Step 6: Final answer
   x = 278,899,056,571.09