Finding the Third Proportional to 172,477.50 and 371,184

Step by Step Solution

1. Step 1: Write the proportion equation
   172,477.50 : 371,184 = 371,184 : x
2. Step 2: Convert to fraction form
   172,477.50/371,184 = 371,184/x
3. Step 3: Cross multiply
   172,477.50x = 371,184 × 371,184
4. Step 4: Simplify right side
   172,477.50x = 137,777,561,856
5. Step 5: Solve for x
   x = 137,777,561,856/172,477.50
6. Step 6: Final answer
   x = 798,814.70