Finding the Third Proportional to 5,151.94 and 7,751.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,151.94 : 7,751.53 = 7,751.53 : x
2. Step 2: Convert to fraction form
   5,151.94/7,751.53 = 7,751.53/x
3. Step 3: Cross multiply
   5,151.94x = 7,751.53 × 7,751.53
4. Step 4: Simplify right side
   5,151.94x = 60,086,236.72
5. Step 5: Solve for x
   x = 60,086,236.72/5,151.94
6. Step 6: Final answer
   x = 11,662.84