Finding the Third Proportional to 245,608.50 and 369,324

Step by Step Solution

1. Step 1: Write the proportion equation
   245,608.50 : 369,324 = 369,324 : x
2. Step 2: Convert to fraction form
   245,608.50/369,324 = 369,324/x
3. Step 3: Cross multiply
   245,608.50x = 369,324 × 369,324
4. Step 4: Simplify right side
   245,608.50x = 136,400,216,976
5. Step 5: Solve for x
   x = 136,400,216,976/245,608.50
6. Step 6: Final answer
   x = 555,356.26