Finding the Third Proportional to 89,818.50 and 124,884

Step by Step Solution

1. Step 1: Write the proportion equation
   89,818.50 : 124,884 = 124,884 : x
2. Step 2: Convert to fraction form
   89,818.50/124,884 = 124,884/x
3. Step 3: Cross multiply
   89,818.50x = 124,884 × 124,884
4. Step 4: Simplify right side
   89,818.50x = 15,596,013,456
5. Step 5: Solve for x
   x = 15,596,013,456/89,818.50
6. Step 6: Final answer
   x = 173,639.21