Finding the Third Proportional to 155,308 and 336,004

Step by Step Solution

1. Step 1: Write the proportion equation
   155,308 : 336,004 = 336,004 : x
2. Step 2: Convert to fraction form
   155,308/336,004 = 336,004/x
3. Step 3: Cross multiply
   155,308x = 336,004 × 336,004
4. Step 4: Simplify right side
   155,308x = 112,898,688,016
5. Step 5: Solve for x
   x = 112,898,688,016/155,308
6. Step 6: Final answer
   x = 726,934.14