Finding the Third Proportional to 93,542 and 142,648

Step by Step Solution

1. Step 1: Write the proportion equation
   93,542 : 142,648 = 142,648 : x
2. Step 2: Convert to fraction form
   93,542/142,648 = 142,648/x
3. Step 3: Cross multiply
   93,542x = 142,648 × 142,648
4. Step 4: Simplify right side
   93,542x = 20,348,451,904
5. Step 5: Solve for x
   x = 20,348,451,904/93,542
6. Step 6: Final answer
   x = 217,532.79