Finding the Third Proportional to 132,212.25 and 192,780

Step by Step Solution

1. Step 1: Write the proportion equation
   132,212.25 : 192,780 = 192,780 : x
2. Step 2: Convert to fraction form
   132,212.25/192,780 = 192,780/x
3. Step 3: Cross multiply
   132,212.25x = 192,780 × 192,780
4. Step 4: Simplify right side
   132,212.25x = 37,164,128,400
5. Step 5: Solve for x
   x = 37,164,128,400/132,212.25
6. Step 6: Final answer
   x = 281,094.44