Finding the Third Proportional to 20,598,954 and 31,163,499

Step by Step Solution

1. Step 1: Write the proportion equation
   20,598,954 : 31,163,499 = 31,163,499 : x
2. Step 2: Convert to fraction form
   20,598,954/31,163,499 = 31,163,499/x
3. Step 3: Cross multiply
   20,598,954x = 31,163,499 × 31,163,499
4. Step 4: Simplify right side
   20,598,954x = 971,163,669,923,001
5. Step 5: Solve for x
   x = 971,163,669,923,001/20,598,954
6. Step 6: Final answer
   x = 47,146,261.40