Finding the Third Proportional to 3,551,984 and 7,671,616

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551,984 : 7,671,616 = 7,671,616 : x
2. Step 2: Convert to fraction form
   3,551,984/7,671,616 = 7,671,616/x
3. Step 3: Cross multiply
   3,551,984x = 7,671,616 × 7,671,616
4. Step 4: Simplify right side
   3,551,984x = 58,853,692,051,456
5. Step 5: Solve for x
   x = 58,853,692,051,456/3,551,984
6. Step 6: Final answer
   x = 16,569,244.70