Finding the Third Proportional to 9,132.75 and 19,900.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.75 : 19,900.69 = 19,900.69 : x
2. Step 2: Convert to fraction form
   9,132.75/19,900.69 = 19,900.69/x
3. Step 3: Cross multiply
   9,132.75x = 19,900.69 × 19,900.69
4. Step 4: Simplify right side
   9,132.75x = 396,037,362.97
5. Step 5: Solve for x
   x = 396,037,362.97/9,132.75
6. Step 6: Final answer
   x = 43,364.52