Finding the Third Proportional to 133,398 and 204,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,398 : 204,030.50 = 204,030.50 : x
2. Step 2: Convert to fraction form
   133,398/204,030.50 = 204,030.50/x
3. Step 3: Cross multiply
   133,398x = 204,030.50 × 204,030.50
4. Step 4: Simplify right side
   133,398x = 41,628,444,930.25
5. Step 5: Solve for x
   x = 41,628,444,930.25/133,398
6. Step 6: Final answer
   x = 312,061.99