Finding the Third Proportional to 4,917,566 and 10,077,916

Step by Step Solution

1. Step 1: Write the proportion equation
   4,917,566 : 10,077,916 = 10,077,916 : x
2. Step 2: Convert to fraction form
   4,917,566/10,077,916 = 10,077,916/x
3. Step 3: Cross multiply
   4,917,566x = 10,077,916 × 10,077,916
4. Step 4: Simplify right side
   4,917,566x = 101,564,390,903,056
5. Step 5: Solve for x
   x = 101,564,390,903,056/4,917,566
6. Step 6: Final answer
   x = 20,653,386.43