Finding the Third Proportional to 121,092 and 263,983.50

Step by Step Solution

1. Step 1: Write the proportion equation
   121,092 : 263,983.50 = 263,983.50 : x
2. Step 2: Convert to fraction form
   121,092/263,983.50 = 263,983.50/x
3. Step 3: Cross multiply
   121,092x = 263,983.50 × 263,983.50
4. Step 4: Simplify right side
   121,092x = 69,687,288,272.25
5. Step 5: Solve for x
   x = 69,687,288,272.25/121,092
6. Step 6: Final answer
   x = 575,490.44