Finding the Third Proportional to 12,758,238 and 27,996,540

Step by Step Solution

1. Step 1: Write the proportion equation
   12,758,238 : 27,996,540 = 27,996,540 : x
2. Step 2: Convert to fraction form
   12,758,238/27,996,540 = 27,996,540/x
3. Step 3: Cross multiply
   12,758,238x = 27,996,540 × 27,996,540
4. Step 4: Simplify right side
   12,758,238x = 783,806,251,971,600
5. Step 5: Solve for x
   x = 783,806,251,971,600/12,758,238
6. Step 6: Final answer
   x = 61,435,305.72