Finding the Third Proportional to 393,182 and 593,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   393,182 : 593,021.50 = 593,021.50 : x
2. Step 2: Convert to fraction form
   393,182/593,021.50 = 593,021.50/x
3. Step 3: Cross multiply
   393,182x = 593,021.50 × 593,021.50
4. Step 4: Simplify right side
   393,182x = 351,674,499,462.25
5. Step 5: Solve for x
   x = 351,674,499,462.25/393,182
6. Step 6: Final answer
   x = 894,431.84