Finding the Third Proportional to 4,665,026 and 9,702,478

Step by Step Solution

1. Step 1: Write the proportion equation
   4,665,026 : 9,702,478 = 9,702,478 : x
2. Step 2: Convert to fraction form
   4,665,026/9,702,478 = 9,702,478/x
3. Step 3: Cross multiply
   4,665,026x = 9,702,478 × 9,702,478
4. Step 4: Simplify right side
   4,665,026x = 94,138,079,340,484
5. Step 5: Solve for x
   x = 94,138,079,340,484/4,665,026
6. Step 6: Final answer
   x = 20,179,540.12