Finding the Third Proportional to 55,403,244 and 82,794,780

Step by Step Solution

1. Step 1: Write the proportion equation
   55,403,244 : 82,794,780 = 82,794,780 : x
2. Step 2: Convert to fraction form
   55,403,244/82,794,780 = 82,794,780/x
3. Step 3: Cross multiply
   55,403,244x = 82,794,780 × 82,794,780
4. Step 4: Simplify right side
   55,403,244x = 6,854,975,595,248,400
5. Step 5: Solve for x
   x = 6,854,975,595,248,400/55,403,244
6. Step 6: Final answer
   x = 123,728,776.52