Finding the Third Proportional to 42,742 and 98,940

Step by Step Solution

1. Step 1: Write the proportion equation
   42,742 : 98,940 = 98,940 : x
2. Step 2: Convert to fraction form
   42,742/98,940 = 98,940/x
3. Step 3: Cross multiply
   42,742x = 98,940 × 98,940
4. Step 4: Simplify right side
   42,742x = 9,789,123,600
5. Step 5: Solve for x
   x = 9,789,123,600/42,742
6. Step 6: Final answer
   x = 229,028.21