Finding the Third Proportional to 155,145.38 and 229,802.06

Step by Step Solution

1. Step 1: Write the proportion equation
   155,145.38 : 229,802.06 = 229,802.06 : x
2. Step 2: Convert to fraction form
   155,145.38/229,802.06 = 229,802.06/x
3. Step 3: Cross multiply
   155,145.38x = 229,802.06 × 229,802.06
4. Step 4: Simplify right side
   155,145.38x = 52,808,987,929.25
5. Step 5: Solve for x
   x = 52,808,987,929.25/155,145.38
6. Step 6: Final answer
   x = 340,383.90