Finding the Third Proportional to 89,067,844 and 137,911,608

Step by Step Solution

1. Step 1: Write the proportion equation
   89,067,844 : 137,911,608 = 137,911,608 : x
2. Step 2: Convert to fraction form
   89,067,844/137,911,608 = 137,911,608/x
3. Step 3: Cross multiply
   89,067,844x = 137,911,608 × 137,911,608
4. Step 4: Simplify right side
   89,067,844x = 19,019,611,621,145,664
5. Step 5: Solve for x
   x = 19,019,611,621,145,664/89,067,844
6. Step 6: Final answer
   x = 213,540,720.95