Finding the Third Proportional to 16,616,990 and 34,554,928

Step by Step Solution

1. Step 1: Write the proportion equation
   16,616,990 : 34,554,928 = 34,554,928 : x
2. Step 2: Convert to fraction form
   16,616,990/34,554,928 = 34,554,928/x
3. Step 3: Cross multiply
   16,616,990x = 34,554,928 × 34,554,928
4. Step 4: Simplify right side
   16,616,990x = 1,194,043,049,085,184
5. Step 5: Solve for x
   x = 1,194,043,049,085,184/16,616,990
6. Step 6: Final answer
   x = 71,856,759.20