Finding the Third Proportional to 132,886.50 and 201,789

Step by Step Solution

1. Step 1: Write the proportion equation
   132,886.50 : 201,789 = 201,789 : x
2. Step 2: Convert to fraction form
   132,886.50/201,789 = 201,789/x
3. Step 3: Cross multiply
   132,886.50x = 201,789 × 201,789
4. Step 4: Simplify right side
   132,886.50x = 40,718,800,521
5. Step 5: Solve for x
   x = 40,718,800,521/132,886.50
6. Step 6: Final answer
   x = 306,417.89