Finding the Third Proportional to 172,093.50 and 369,099

Step by Step Solution

1. Step 1: Write the proportion equation
   172,093.50 : 369,099 = 369,099 : x
2. Step 2: Convert to fraction form
   172,093.50/369,099 = 369,099/x
3. Step 3: Cross multiply
   172,093.50x = 369,099 × 369,099
4. Step 4: Simplify right side
   172,093.50x = 136,234,071,801
5. Step 5: Solve for x
   x = 136,234,071,801/172,093.50
6. Step 6: Final answer
   x = 791,628.22