Finding the Third Proportional to 42,320.25 and 91,932.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,320.25 : 91,932.75 = 91,932.75 : x
2. Step 2: Convert to fraction form
   42,320.25/91,932.75 = 91,932.75/x
3. Step 3: Cross multiply
   42,320.25x = 91,932.75 × 91,932.75
4. Step 4: Simplify right side
   42,320.25x = 8,451,630,522.56
5. Step 5: Solve for x
   x = 8,451,630,522.56/42,320.25
6. Step 6: Final answer
   x = 199,706.54