Finding the Third Proportional to 3,215,848.50 and 7,061,616

Step by Step Solution

1. Step 1: Write the proportion equation
   3,215,848.50 : 7,061,616 = 7,061,616 : x
2. Step 2: Convert to fraction form
   3,215,848.50/7,061,616 = 7,061,616/x
3. Step 3: Cross multiply
   3,215,848.50x = 7,061,616 × 7,061,616
4. Step 4: Simplify right side
   3,215,848.50x = 49,866,420,531,456
5. Step 5: Solve for x
   x = 49,866,420,531,456/3,215,848.50
6. Step 6: Final answer
   x = 15,506,458.26