Finding the Third Proportional to 86,050.69 and 123,938.44

Step by Step Solution

1. Step 1: Write the proportion equation
   86,050.69 : 123,938.44 = 123,938.44 : x
2. Step 2: Convert to fraction form
   86,050.69/123,938.44 = 123,938.44/x
3. Step 3: Cross multiply
   86,050.69x = 123,938.44 × 123,938.44
4. Step 4: Simplify right side
   86,050.69x = 15,360,736,289.94
5. Step 5: Solve for x
   x = 15,360,736,289.94/86,050.69
6. Step 6: Final answer
   x = 178,508.00