Finding the Third Proportional to 142,665.38 and 337,388.25

Step by Step Solution

1. Step 1: Write the proportion equation
   142,665.38 : 337,388.25 = 337,388.25 : x
2. Step 2: Convert to fraction form
   142,665.38/337,388.25 = 337,388.25/x
3. Step 3: Cross multiply
   142,665.38x = 337,388.25 × 337,388.25
4. Step 4: Simplify right side
   142,665.38x = 113,830,831,238.06
5. Step 5: Solve for x
   x = 113,830,831,238.06/142,665.38
6. Step 6: Final answer
   x = 797,886.88