Finding the Third Proportional to 4,469,931 and 9,654,328

Step by Step Solution

1. Step 1: Write the proportion equation
   4,469,931 : 9,654,328 = 9,654,328 : x
2. Step 2: Convert to fraction form
   4,469,931/9,654,328 = 9,654,328/x
3. Step 3: Cross multiply
   4,469,931x = 9,654,328 × 9,654,328
4. Step 4: Simplify right side
   4,469,931x = 93,206,049,131,584
5. Step 5: Solve for x
   x = 93,206,049,131,584/4,469,931
6. Step 6: Final answer
   x = 20,851,787.00