Finding the Third Proportional to 89,258,406 and 137,926,998

Step by Step Solution

1. Step 1: Write the proportion equation
   89,258,406 : 137,926,998 = 137,926,998 : x
2. Step 2: Convert to fraction form
   89,258,406/137,926,998 = 137,926,998/x
3. Step 3: Cross multiply
   89,258,406x = 137,926,998 × 137,926,998
4. Step 4: Simplify right side
   89,258,406x = 19,023,856,777,292,004
5. Step 5: Solve for x
   x = 19,023,856,777,292,004/89,258,406
6. Step 6: Final answer
   x = 213,132,383.04