Finding the Third Proportional to 89,055 and 187,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,055 : 187,331.50 = 187,331.50 : x
2. Step 2: Convert to fraction form
   89,055/187,331.50 = 187,331.50/x
3. Step 3: Cross multiply
   89,055x = 187,331.50 × 187,331.50
4. Step 4: Simplify right side
   89,055x = 35,093,090,892.25
5. Step 5: Solve for x
   x = 35,093,090,892.25/89,055
6. Step 6: Final answer
   x = 394,060.87