Finding the Third Proportional to 42,422.50 and 92,218

Step by Step Solution

1. Step 1: Write the proportion equation
   42,422.50 : 92,218 = 92,218 : x
2. Step 2: Convert to fraction form
   42,422.50/92,218 = 92,218/x
3. Step 3: Cross multiply
   42,422.50x = 92,218 × 92,218
4. Step 4: Simplify right side
   42,422.50x = 8,504,159,524
5. Step 5: Solve for x
   x = 8,504,159,524/42,422.50
6. Step 6: Final answer
   x = 200,463.42