Finding the Third Proportional to 51,328.69 and 105,117.75

Step by Step Solution

1. Step 1: Write the proportion equation
   51,328.69 : 105,117.75 = 105,117.75 : x
2. Step 2: Convert to fraction form
   51,328.69/105,117.75 = 105,117.75/x
3. Step 3: Cross multiply
   51,328.69x = 105,117.75 × 105,117.75
4. Step 4: Simplify right side
   51,328.69x = 11,049,741,365.06
5. Step 5: Solve for x
   x = 11,049,741,365.06/51,328.69
6. Step 6: Final answer
   x = 215,274.18