Finding the Third Proportional to 16,297,784 and 34,538,320

Step by Step Solution

1. Step 1: Write the proportion equation
   16,297,784 : 34,538,320 = 34,538,320 : x
2. Step 2: Convert to fraction form
   16,297,784/34,538,320 = 34,538,320/x
3. Step 3: Cross multiply
   16,297,784x = 34,538,320 × 34,538,320
4. Step 4: Simplify right side
   16,297,784x = 1,192,895,548,422,400
5. Step 5: Solve for x
   x = 1,192,895,548,422,400/16,297,784
6. Step 6: Final answer
   x = 73,193,726.73