Finding the Third Proportional to 86,055 and 186,410.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,055 : 186,410.50 = 186,410.50 : x
2. Step 2: Convert to fraction form
   86,055/186,410.50 = 186,410.50/x
3. Step 3: Cross multiply
   86,055x = 186,410.50 × 186,410.50
4. Step 4: Simplify right side
   86,055x = 34,748,874,510.25
5. Step 5: Solve for x
   x = 34,748,874,510.25/86,055
6. Step 6: Final answer
   x = 403,798.44