Finding the Third Proportional to 19,658.25 and 42,771.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,658.25 : 42,771.75 = 42,771.75 : x
2. Step 2: Convert to fraction form
   19,658.25/42,771.75 = 42,771.75/x
3. Step 3: Cross multiply
   19,658.25x = 42,771.75 × 42,771.75
4. Step 4: Simplify right side
   19,658.25x = 1,829,422,598.06
5. Step 5: Solve for x
   x = 1,829,422,598.06/19,658.25
6. Step 6: Final answer
   x = 93,061.32