Finding the Third Proportional to 89,262,870.75 and 137,873,862

Step by Step Solution

1. Step 1: Write the proportion equation
   89,262,870.75 : 137,873,862 = 137,873,862 : x
2. Step 2: Convert to fraction form
   89,262,870.75/137,873,862 = 137,873,862/x
3. Step 3: Cross multiply
   89,262,870.75x = 137,873,862 × 137,873,862
4. Step 4: Simplify right side
   89,262,870.75x = 19,009,201,822,795,044
5. Step 5: Solve for x
   x = 19,009,201,822,795,044/89,262,870.75
6. Step 6: Final answer
   x = 212,957,545.09