Finding the Third Proportional to 172,973.25 and 375,471

Step by Step Solution

1. Step 1: Write the proportion equation
   172,973.25 : 375,471 = 375,471 : x
2. Step 2: Convert to fraction form
   172,973.25/375,471 = 375,471/x
3. Step 3: Cross multiply
   172,973.25x = 375,471 × 375,471
4. Step 4: Simplify right side
   172,973.25x = 140,978,471,841
5. Step 5: Solve for x
   x = 140,978,471,841/172,973.25
6. Step 6: Final answer
   x = 815,030.49