Finding the Third Proportional to 4,693,513 and 9,746,738

Step by Step Solution

1. Step 1: Write the proportion equation
   4,693,513 : 9,746,738 = 9,746,738 : x
2. Step 2: Convert to fraction form
   4,693,513/9,746,738 = 9,746,738/x
3. Step 3: Cross multiply
   4,693,513x = 9,746,738 × 9,746,738
4. Step 4: Simplify right side
   4,693,513x = 94,998,901,640,644
5. Step 5: Solve for x
   x = 94,998,901,640,644/4,693,513
6. Step 6: Final answer
   x = 20,240,468.42