Finding the Third Proportional to 132,100.50 and 285,747

Step by Step Solution

1. Step 1: Write the proportion equation
   132,100.50 : 285,747 = 285,747 : x
2. Step 2: Convert to fraction form
   132,100.50/285,747 = 285,747/x
3. Step 3: Cross multiply
   132,100.50x = 285,747 × 285,747
4. Step 4: Simplify right side
   132,100.50x = 81,651,348,009
5. Step 5: Solve for x
   x = 81,651,348,009/132,100.50
6. Step 6: Final answer
   x = 618,100.22