Finding the Third Proportional to 4,495,160 and 9,709,626

Step by Step Solution

1. Step 1: Write the proportion equation
   4,495,160 : 9,709,626 = 9,709,626 : x
2. Step 2: Convert to fraction form
   4,495,160/9,709,626 = 9,709,626/x
3. Step 3: Cross multiply
   4,495,160x = 9,709,626 × 9,709,626
4. Step 4: Simplify right side
   4,495,160x = 94,276,837,059,876
5. Step 5: Solve for x
   x = 94,276,837,059,876/4,495,160
6. Step 6: Final answer
   x = 20,972,965.83