Finding the Third Proportional to 7,665,972 and 11,499,150

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665,972 : 11,499,150 = 11,499,150 : x
2. Step 2: Convert to fraction form
   7,665,972/11,499,150 = 11,499,150/x
3. Step 3: Cross multiply
   7,665,972x = 11,499,150 × 11,499,150
4. Step 4: Simplify right side
   7,665,972x = 132,230,450,722,500
5. Step 5: Solve for x
   x = 132,230,450,722,500/7,665,972
6. Step 6: Final answer
   x = 17,249,013.00