Finding the Third Proportional to 233,169.50 and 356,518

Step by Step Solution

1. Step 1: Write the proportion equation
   233,169.50 : 356,518 = 356,518 : x
2. Step 2: Convert to fraction form
   233,169.50/356,518 = 356,518/x
3. Step 3: Cross multiply
   233,169.50x = 356,518 × 356,518
4. Step 4: Simplify right side
   233,169.50x = 127,105,084,324
5. Step 5: Solve for x
   x = 127,105,084,324/233,169.50
6. Step 6: Final answer
   x = 545,118.83