Finding the Third Proportional to 42,086.25 and 90,732

Step by Step Solution

1. Step 1: Write the proportion equation
   42,086.25 : 90,732 = 90,732 : x
2. Step 2: Convert to fraction form
   42,086.25/90,732 = 90,732/x
3. Step 3: Cross multiply
   42,086.25x = 90,732 × 90,732
4. Step 4: Simplify right side
   42,086.25x = 8,232,295,824
5. Step 5: Solve for x
   x = 8,232,295,824/42,086.25
6. Step 6: Final answer
   x = 195,605.35