Finding the Third Proportional to 134,581.50 and 242,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,581.50 : 242,851.50 = 242,851.50 : x
2. Step 2: Convert to fraction form
   134,581.50/242,851.50 = 242,851.50/x
3. Step 3: Cross multiply
   134,581.50x = 242,851.50 × 242,851.50
4. Step 4: Simplify right side
   134,581.50x = 58,976,851,052.25
5. Step 5: Solve for x
   x = 58,976,851,052.25/134,581.50
6. Step 6: Final answer
   x = 438,224.06