Finding the Third Proportional to 3,563,458.50 and 7,770,111

Step by Step Solution

1. Step 1: Write the proportion equation
   3,563,458.50 : 7,770,111 = 7,770,111 : x
2. Step 2: Convert to fraction form
   3,563,458.50/7,770,111 = 7,770,111/x
3. Step 3: Cross multiply
   3,563,458.50x = 7,770,111 × 7,770,111
4. Step 4: Simplify right side
   3,563,458.50x = 60,374,624,952,321
5. Step 5: Solve for x
   x = 60,374,624,952,321/3,563,458.50
6. Step 6: Final answer
   x = 16,942,704.67