Finding the Third Proportional to 12,828,086 and 27,661,300

Step by Step Solution

1. Step 1: Write the proportion equation
   12,828,086 : 27,661,300 = 27,661,300 : x
2. Step 2: Convert to fraction form
   12,828,086/27,661,300 = 27,661,300/x
3. Step 3: Cross multiply
   12,828,086x = 27,661,300 × 27,661,300
4. Step 4: Simplify right side
   12,828,086x = 765,147,517,690,000
5. Step 5: Solve for x
   x = 765,147,517,690,000/12,828,086
6. Step 6: Final answer
   x = 59,646,272.85