Finding the Third Proportional to 10,320.75 and 21,974.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,320.75 : 21,974.63 = 21,974.63 : x
2. Step 2: Convert to fraction form
   10,320.75/21,974.63 = 21,974.63/x
3. Step 3: Cross multiply
   10,320.75x = 21,974.63 × 21,974.63
4. Step 4: Simplify right side
   10,320.75x = 482,884,143.89
5. Step 5: Solve for x
   x = 482,884,143.89/10,320.75
6. Step 6: Final answer
   x = 46,787.70