Finding the Third Proportional to 171,475.50 and 375,642

Step by Step Solution

1. Step 1: Write the proportion equation
   171,475.50 : 375,642 = 375,642 : x
2. Step 2: Convert to fraction form
   171,475.50/375,642 = 375,642/x
3. Step 3: Cross multiply
   171,475.50x = 375,642 × 375,642
4. Step 4: Simplify right side
   171,475.50x = 141,106,912,164
5. Step 5: Solve for x
   x = 141,106,912,164/171,475.50
6. Step 6: Final answer
   x = 822,898.39