Finding the Third Proportional to 120,283.50 and 168,164

Step by Step Solution

1. Step 1: Write the proportion equation
   120,283.50 : 168,164 = 168,164 : x
2. Step 2: Convert to fraction form
   120,283.50/168,164 = 168,164/x
3. Step 3: Cross multiply
   120,283.50x = 168,164 × 168,164
4. Step 4: Simplify right side
   120,283.50x = 28,279,130,896
5. Step 5: Solve for x
   x = 28,279,130,896/120,283.50
6. Step 6: Final answer
   x = 235,103.99