Finding the Third Proportional to 89,464.50 and 137,062.13

Step by Step Solution

1. Step 1: Write the proportion equation
   89,464.50 : 137,062.13 = 137,062.13 : x
2. Step 2: Convert to fraction form
   89,464.50/137,062.13 = 137,062.13/x
3. Step 3: Cross multiply
   89,464.50x = 137,062.13 × 137,062.13
4. Step 4: Simplify right side
   89,464.50x = 18,786,026,109.52
5. Step 5: Solve for x
   x = 18,786,026,109.52/89,464.50
6. Step 6: Final answer
   x = 209,983.02