Finding the Third Proportional to 89,334 and 189,036

Step by Step Solution

1. Step 1: Write the proportion equation
   89,334 : 189,036 = 189,036 : x
2. Step 2: Convert to fraction form
   89,334/189,036 = 189,036/x
3. Step 3: Cross multiply
   89,334x = 189,036 × 189,036
4. Step 4: Simplify right side
   89,334x = 35,734,609,296
5. Step 5: Solve for x
   x = 35,734,609,296/89,334
6. Step 6: Final answer
   x = 400,011.30