Finding the Third Proportional to 7,054,657.50 and 10,309,758

Step by Step Solution

1. Step 1: Write the proportion equation
   7,054,657.50 : 10,309,758 = 10,309,758 : x
2. Step 2: Convert to fraction form
   7,054,657.50/10,309,758 = 10,309,758/x
3. Step 3: Cross multiply
   7,054,657.50x = 10,309,758 × 10,309,758
4. Step 4: Simplify right side
   7,054,657.50x = 106,291,110,018,564
5. Step 5: Solve for x
   x = 106,291,110,018,564/7,054,657.50
6. Step 6: Final answer
   x = 15,066,799.49