Finding the Third Proportional to 155,112 and 334,998

Step by Step Solution

1. Step 1: Write the proportion equation
   155,112 : 334,998 = 334,998 : x
2. Step 2: Convert to fraction form
   155,112/334,998 = 334,998/x
3. Step 3: Cross multiply
   155,112x = 334,998 × 334,998
4. Step 4: Simplify right side
   155,112x = 112,223,660,004
5. Step 5: Solve for x
   x = 112,223,660,004/155,112
6. Step 6: Final answer
   x = 723,500.83