Finding the Third Proportional to 155,384 and 336,184

Step by Step Solution

1. Step 1: Write the proportion equation
   155,384 : 336,184 = 336,184 : x
2. Step 2: Convert to fraction form
   155,384/336,184 = 336,184/x
3. Step 3: Cross multiply
   155,384x = 336,184 × 336,184
4. Step 4: Simplify right side
   155,384x = 113,019,681,856
5. Step 5: Solve for x
   x = 113,019,681,856/155,384
6. Step 6: Final answer
   x = 727,357.27