Finding the Third Proportional to 9,781,820 and 23,016,218

Step by Step Solution

1. Step 1: Write the proportion equation
   9,781,820 : 23,016,218 = 23,016,218 : x
2. Step 2: Convert to fraction form
   9,781,820/23,016,218 = 23,016,218/x
3. Step 3: Cross multiply
   9,781,820x = 23,016,218 × 23,016,218
4. Step 4: Simplify right side
   9,781,820x = 529,746,291,023,524
5. Step 5: Solve for x
   x = 529,746,291,023,524/9,781,820
6. Step 6: Final answer
   x = 54,156,209.28