Finding the Third Proportional to 48,028.50 and 77,168.63

Step by Step Solution

1. Step 1: Write the proportion equation
   48,028.50 : 77,168.63 = 77,168.63 : x
2. Step 2: Convert to fraction form
   48,028.50/77,168.63 = 77,168.63/x
3. Step 3: Cross multiply
   48,028.50x = 77,168.63 × 77,168.63
4. Step 4: Simplify right side
   48,028.50x = 5,954,996,684.39
5. Step 5: Solve for x
   x = 5,954,996,684.39/48,028.50
6. Step 6: Final answer
   x = 123,988.81