Finding the Third Proportional to 4,959,688 and 10,514,640

Step by Step Solution

1. Step 1: Write the proportion equation
   4,959,688 : 10,514,640 = 10,514,640 : x
2. Step 2: Convert to fraction form
   4,959,688/10,514,640 = 10,514,640/x
3. Step 3: Cross multiply
   4,959,688x = 10,514,640 × 10,514,640
4. Step 4: Simplify right side
   4,959,688x = 110,557,654,329,600
5. Step 5: Solve for x
   x = 110,557,654,329,600/4,959,688
6. Step 6: Final answer
   x = 22,291,251.85