Finding the Third Proportional to 172,077.50 and 369,059

Step by Step Solution

1. Step 1: Write the proportion equation
   172,077.50 : 369,059 = 369,059 : x
2. Step 2: Convert to fraction form
   172,077.50/369,059 = 369,059/x
3. Step 3: Cross multiply
   172,077.50x = 369,059 × 369,059
4. Step 4: Simplify right side
   172,077.50x = 136,204,545,481
5. Step 5: Solve for x
   x = 136,204,545,481/172,077.50
6. Step 6: Final answer
   x = 791,530.24