Finding the Third Proportional to 42,554 and 59,487

Step by Step Solution

1. Step 1: Write the proportion equation
   42,554 : 59,487 = 59,487 : x
2. Step 2: Convert to fraction form
   42,554/59,487 = 59,487/x
3. Step 3: Cross multiply
   42,554x = 59,487 × 59,487
4. Step 4: Simplify right side
   42,554x = 3,538,703,169
5. Step 5: Solve for x
   x = 3,538,703,169/42,554
6. Step 6: Final answer
   x = 83,157.94