Finding the Third Proportional to 42,789.75 and 91,304

Step by Step Solution

1. Step 1: Write the proportion equation
   42,789.75 : 91,304 = 91,304 : x
2. Step 2: Convert to fraction form
   42,789.75/91,304 = 91,304/x
3. Step 3: Cross multiply
   42,789.75x = 91,304 × 91,304
4. Step 4: Simplify right side
   42,789.75x = 8,336,420,416
5. Step 5: Solve for x
   x = 8,336,420,416/42,789.75
6. Step 6: Final answer
   x = 194,822.84