Finding the Third Proportional to 134,040 and 208,410

Step by Step Solution

1. Step 1: Write the proportion equation
   134,040 : 208,410 = 208,410 : x
2. Step 2: Convert to fraction form
   134,040/208,410 = 208,410/x
3. Step 3: Cross multiply
   134,040x = 208,410 × 208,410
4. Step 4: Simplify right side
   134,040x = 43,434,728,100
5. Step 5: Solve for x
   x = 43,434,728,100/134,040
6. Step 6: Final answer
   x = 324,043.03