Finding the Third Proportional to 89,846,289 and 138,014,901

Step by Step Solution

1. Step 1: Write the proportion equation
   89,846,289 : 138,014,901 = 138,014,901 : x
2. Step 2: Convert to fraction form
   89,846,289/138,014,901 = 138,014,901/x
3. Step 3: Cross multiply
   89,846,289x = 138,014,901 × 138,014,901
4. Step 4: Simplify right side
   89,846,289x = 19,048,112,898,039,800
5. Step 5: Solve for x
   x = 19,048,112,898,039,800/89,846,289
6. Step 6: Final answer
   x = 212,007,786.97