Finding the Third Proportional to 7,309,777.50 and 10,715,321.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,309,777.50 : 10,715,321.25 = 10,715,321.25 : x
2. Step 2: Convert to fraction form
   7,309,777.50/10,715,321.25 = 10,715,321.25/x
3. Step 3: Cross multiply
   7,309,777.50x = 10,715,321.25 × 10,715,321.25
4. Step 4: Simplify right side
   7,309,777.50x = 114,818,109,490,701.56
5. Step 5: Solve for x
   x = 114,818,109,490,701.56/7,309,777.50
6. Step 6: Final answer
   x = 15,707,469.82