Finding the Third Proportional to 235,540.50 and 336,426

Step by Step Solution

1. Step 1: Write the proportion equation
   235,540.50 : 336,426 = 336,426 : x
2. Step 2: Convert to fraction form
   235,540.50/336,426 = 336,426/x
3. Step 3: Cross multiply
   235,540.50x = 336,426 × 336,426
4. Step 4: Simplify right side
   235,540.50x = 113,182,453,476
5. Step 5: Solve for x
   x = 113,182,453,476/235,540.50
6. Step 6: Final answer
   x = 480,522.26