Finding the Third Proportional to 2,156,645.50 and 4,616,244

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,645.50 : 4,616,244 = 4,616,244 : x
2. Step 2: Convert to fraction form
   2,156,645.50/4,616,244 = 4,616,244/x
3. Step 3: Cross multiply
   2,156,645.50x = 4,616,244 × 4,616,244
4. Step 4: Simplify right side
   2,156,645.50x = 21,309,708,667,536
5. Step 5: Solve for x
   x = 21,309,708,667,536/2,156,645.50
6. Step 6: Final answer
   x = 9,880,951.07