Finding the Third Proportional to 92,200.50 and 142,398

Step by Step Solution

1. Step 1: Write the proportion equation
   92,200.50 : 142,398 = 142,398 : x
2. Step 2: Convert to fraction form
   92,200.50/142,398 = 142,398/x
3. Step 3: Cross multiply
   92,200.50x = 142,398 × 142,398
4. Step 4: Simplify right side
   92,200.50x = 20,277,190,404
5. Step 5: Solve for x
   x = 20,277,190,404/92,200.50
6. Step 6: Final answer
   x = 219,924.95