Finding the Third Proportional to 16,405,257 and 35,898,477

Step by Step Solution

1. Step 1: Write the proportion equation
   16,405,257 : 35,898,477 = 35,898,477 : x
2. Step 2: Convert to fraction form
   16,405,257/35,898,477 = 35,898,477/x
3. Step 3: Cross multiply
   16,405,257x = 35,898,477 × 35,898,477
4. Step 4: Simplify right side
   16,405,257x = 1,288,700,650,919,529
5. Step 5: Solve for x
   x = 1,288,700,650,919,529/16,405,257
6. Step 6: Final answer
   x = 78,554,127.55