Finding the Third Proportional to 89,363.25 and 186,077.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,363.25 : 186,077.25 = 186,077.25 : x
2. Step 2: Convert to fraction form
   89,363.25/186,077.25 = 186,077.25/x
3. Step 3: Cross multiply
   89,363.25x = 186,077.25 × 186,077.25
4. Step 4: Simplify right side
   89,363.25x = 34,624,742,967.56
5. Step 5: Solve for x
   x = 34,624,742,967.56/89,363.25
6. Step 6: Final answer
   x = 387,460.65