Finding the Third Proportional to 55,442,647 and 86,188,091

Step by Step Solution

1. Step 1: Write the proportion equation
   55,442,647 : 86,188,091 = 86,188,091 : x
2. Step 2: Convert to fraction form
   55,442,647/86,188,091 = 86,188,091/x
3. Step 3: Cross multiply
   55,442,647x = 86,188,091 × 86,188,091
4. Step 4: Simplify right side
   55,442,647x = 7,428,387,030,224,281
5. Step 5: Solve for x
   x = 7,428,387,030,224,281/55,442,647
6. Step 6: Final answer
   x = 133,983,267.97