Finding the Third Proportional to 3,384,274.50 and 5,555,540.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384,274.50 : 5,555,540.25 = 5,555,540.25 : x
2. Step 2: Convert to fraction form
   3,384,274.50/5,555,540.25 = 5,555,540.25/x
3. Step 3: Cross multiply
   3,384,274.50x = 5,555,540.25 × 5,555,540.25
4. Step 4: Simplify right side
   3,384,274.50x = 30,864,027,469,370.06
5. Step 5: Solve for x
   x = 30,864,027,469,370.06/3,384,274.50
6. Step 6: Final answer
   x = 9,119,835.72