Finding the Third Proportional to 319,315.50 and 532,170

Step by Step Solution

1. Step 1: Write the proportion equation
   319,315.50 : 532,170 = 532,170 : x
2. Step 2: Convert to fraction form
   319,315.50/532,170 = 532,170/x
3. Step 3: Cross multiply
   319,315.50x = 532,170 × 532,170
4. Step 4: Simplify right side
   319,315.50x = 283,204,908,900
5. Step 5: Solve for x
   x = 283,204,908,900/319,315.50
6. Step 6: Final answer
   x = 886,912.50