Finding the Third Proportional to 51,913.69 and 76,411.97

Step by Step Solution

1. Step 1: Write the proportion equation
   51,913.69 : 76,411.97 = 76,411.97 : x
2. Step 2: Convert to fraction form
   51,913.69/76,411.97 = 76,411.97/x
3. Step 3: Cross multiply
   51,913.69x = 76,411.97 × 76,411.97
4. Step 4: Simplify right side
   51,913.69x = 5,838,788,968.25
5. Step 5: Solve for x
   x = 5,838,788,968.25/51,913.69
6. Step 6: Final answer
   x = 112,471.09