Finding the Third Proportional to 42,678 and 93,392

Step by Step Solution

1. Step 1: Write the proportion equation
   42,678 : 93,392 = 93,392 : x
2. Step 2: Convert to fraction form
   42,678/93,392 = 93,392/x
3. Step 3: Cross multiply
   42,678x = 93,392 × 93,392
4. Step 4: Simplify right side
   42,678x = 8,722,065,664
5. Step 5: Solve for x
   x = 8,722,065,664/42,678
6. Step 6: Final answer
   x = 204,369.13