Finding the Third Proportional to 92,454 and 142,839

Step by Step Solution

1. Step 1: Write the proportion equation
   92,454 : 142,839 = 142,839 : x
2. Step 2: Convert to fraction form
   92,454/142,839 = 142,839/x
3. Step 3: Cross multiply
   92,454x = 142,839 × 142,839
4. Step 4: Simplify right side
   92,454x = 20,402,979,921
5. Step 5: Solve for x
   x = 20,402,979,921/92,454
6. Step 6: Final answer
   x = 220,682.50