Finding the Third Proportional to 32,320,990 and 69,769,766

Step by Step Solution

1. Step 1: Write the proportion equation
   32,320,990 : 69,769,766 = 69,769,766 : x
2. Step 2: Convert to fraction form
   32,320,990/69,769,766 = 69,769,766/x
3. Step 3: Cross multiply
   32,320,990x = 69,769,766 × 69,769,766
4. Step 4: Simplify right side
   32,320,990x = 4,867,820,247,694,756
5. Step 5: Solve for x
   x = 4,867,820,247,694,756/32,320,990
6. Step 6: Final answer
   x = 150,608,636.92