Finding the Third Proportional to 319,311 and 532,165.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,311 : 532,165.50 = 532,165.50 : x
2. Step 2: Convert to fraction form
   319,311/532,165.50 = 532,165.50/x
3. Step 3: Cross multiply
   319,311x = 532,165.50 × 532,165.50
4. Step 4: Simplify right side
   319,311x = 283,200,119,390.25
5. Step 5: Solve for x
   x = 283,200,119,390.25/319,311
6. Step 6: Final answer
   x = 886,910.00