Finding the Third Proportional to 173,023.50 and 375,423

Step by Step Solution

1. Step 1: Write the proportion equation
   173,023.50 : 375,423 = 375,423 : x
2. Step 2: Convert to fraction form
   173,023.50/375,423 = 375,423/x
3. Step 3: Cross multiply
   173,023.50x = 375,423 × 375,423
4. Step 4: Simplify right side
   173,023.50x = 140,942,428,929
5. Step 5: Solve for x
   x = 140,942,428,929/173,023.50
6. Step 6: Final answer
   x = 814,585.47