Finding the Third Proportional to 9,300.45 and 21,950.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.45 : 21,950.68 = 21,950.68 : x
2. Step 2: Convert to fraction form
   9,300.45/21,950.68 = 21,950.68/x
3. Step 3: Cross multiply
   9,300.45x = 21,950.68 × 21,950.68
4. Step 4: Simplify right side
   9,300.45x = 481,832,510.23
5. Step 5: Solve for x
   x = 481,832,510.23/9,300.45
6. Step 6: Final answer
   x = 51,807.47