Finding the Third Proportional to 121,566.50 and 195,324

Step by Step Solution

1. Step 1: Write the proportion equation
   121,566.50 : 195,324 = 195,324 : x
2. Step 2: Convert to fraction form
   121,566.50/195,324 = 195,324/x
3. Step 3: Cross multiply
   121,566.50x = 195,324 × 195,324
4. Step 4: Simplify right side
   121,566.50x = 38,151,464,976
5. Step 5: Solve for x
   x = 38,151,464,976/121,566.50
6. Step 6: Final answer
   x = 313,832.06