Finding the Third Proportional to 42,842 and 62,589

Step by Step Solution

1. Step 1: Write the proportion equation
   42,842 : 62,589 = 62,589 : x
2. Step 2: Convert to fraction form
   42,842/62,589 = 62,589/x
3. Step 3: Cross multiply
   42,842x = 62,589 × 62,589
4. Step 4: Simplify right side
   42,842x = 3,917,382,921
5. Step 5: Solve for x
   x = 3,917,382,921/42,842
6. Step 6: Final answer
   x = 91,437.91