Finding the Third Proportional to 51,479.93 and 123,975.56

Step by Step Solution

1. Step 1: Write the proportion equation
   51,479.93 : 123,975.56 = 123,975.56 : x
2. Step 2: Convert to fraction form
   51,479.93/123,975.56 = 123,975.56/x
3. Step 3: Cross multiply
   51,479.93x = 123,975.56 × 123,975.56
4. Step 4: Simplify right side
   51,479.93x = 15,369,940,097.19
5. Step 5: Solve for x
   x = 15,369,940,097.19/51,479.93
6. Step 6: Final answer
   x = 298,561.79