Finding the Third Proportional to 86,058 and 132,916.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,058 : 132,916.50 = 132,916.50 : x
2. Step 2: Convert to fraction form
   86,058/132,916.50 = 132,916.50/x
3. Step 3: Cross multiply
   86,058x = 132,916.50 × 132,916.50
4. Step 4: Simplify right side
   86,058x = 17,666,795,972.25
5. Step 5: Solve for x
   x = 17,666,795,972.25/86,058
6. Step 6: Final answer
   x = 205,289.41