Finding the Third Proportional to 63,719.50 and 89,122

Step by Step Solution

1. Step 1: Write the proportion equation
   63,719.50 : 89,122 = 89,122 : x
2. Step 2: Convert to fraction form
   63,719.50/89,122 = 89,122/x
3. Step 3: Cross multiply
   63,719.50x = 89,122 × 89,122
4. Step 4: Simplify right side
   63,719.50x = 7,942,730,884
5. Step 5: Solve for x
   x = 7,942,730,884/63,719.50
6. Step 6: Final answer
   x = 124,651.49