Finding the Third Proportional to 92,959 and 142,228.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,959 : 142,228.50 = 142,228.50 : x
2. Step 2: Convert to fraction form
   92,959/142,228.50 = 142,228.50/x
3. Step 3: Cross multiply
   92,959x = 142,228.50 × 142,228.50
4. Step 4: Simplify right side
   92,959x = 20,228,946,212.25
5. Step 5: Solve for x
   x = 20,228,946,212.25/92,959
6. Step 6: Final answer
   x = 217,611.49