Finding the Third Proportional to 49,479,338 and 67,123,207

Step by Step Solution

1. Step 1: Write the proportion equation
   49,479,338 : 67,123,207 = 67,123,207 : x
2. Step 2: Convert to fraction form
   49,479,338/67,123,207 = 67,123,207/x
3. Step 3: Cross multiply
   49,479,338x = 67,123,207 × 67,123,207
4. Step 4: Simplify right side
   49,479,338x = 4,505,524,917,964,849
5. Step 5: Solve for x
   x = 4,505,524,917,964,849/49,479,338
6. Step 6: Final answer
   x = 91,058,714.61