Finding the Third Proportional to 16,415,838 and 35,635,392

Step by Step Solution

1. Step 1: Write the proportion equation
   16,415,838 : 35,635,392 = 35,635,392 : x
2. Step 2: Convert to fraction form
   16,415,838/35,635,392 = 35,635,392/x
3. Step 3: Cross multiply
   16,415,838x = 35,635,392 × 35,635,392
4. Step 4: Simplify right side
   16,415,838x = 1,269,881,162,993,664
5. Step 5: Solve for x
   x = 1,269,881,162,993,664/16,415,838
6. Step 6: Final answer
   x = 77,357,072.05