Finding the Third Proportional to 5,100.47 and 10,757.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.47 : 10,757.81 = 10,757.81 : x
2. Step 2: Convert to fraction form
   5,100.47/10,757.81 = 10,757.81/x
3. Step 3: Cross multiply
   5,100.47x = 10,757.81 × 10,757.81
4. Step 4: Simplify right side
   5,100.47x = 115,730,529.79
5. Step 5: Solve for x
   x = 115,730,529.79/5,100.47
6. Step 6: Final answer
   x = 22,690.18