Finding the Third Proportional to 16,405,255 and 35,898,473

Step by Step Solution

1. Step 1: Write the proportion equation
   16,405,255 : 35,898,473 = 35,898,473 : x
2. Step 2: Convert to fraction form
   16,405,255/35,898,473 = 35,898,473/x
3. Step 3: Cross multiply
   16,405,255x = 35,898,473 × 35,898,473
4. Step 4: Simplify right side
   16,405,255x = 1,288,700,363,731,729
5. Step 5: Solve for x
   x = 1,288,700,363,731,729/16,405,255
6. Step 6: Final answer
   x = 78,554,119.62