Finding the Third Proportional to 38,858,384 and 83,769,905

Step by Step Solution

1. Step 1: Write the proportion equation
   38,858,384 : 83,769,905 = 83,769,905 : x
2. Step 2: Convert to fraction form
   38,858,384/83,769,905 = 83,769,905/x
3. Step 3: Cross multiply
   38,858,384x = 83,769,905 × 83,769,905
4. Step 4: Simplify right side
   38,858,384x = 7,017,396,983,709,025
5. Step 5: Solve for x
   x = 7,017,396,983,709,025/38,858,384
6. Step 6: Final answer
   x = 180,589,007.09