Finding the Third Proportional to 16,405,254 and 35,898,471

Step by Step Solution

1. Step 1: Write the proportion equation
   16,405,254 : 35,898,471 = 35,898,471 : x
2. Step 2: Convert to fraction form
   16,405,254/35,898,471 = 35,898,471/x
3. Step 3: Cross multiply
   16,405,254x = 35,898,471 × 35,898,471
4. Step 4: Simplify right side
   16,405,254x = 1,288,700,220,137,841
5. Step 5: Solve for x
   x = 1,288,700,220,137,841/16,405,254
6. Step 6: Final answer
   x = 78,554,115.66