Finding the Third Proportional to 319,401 and 532,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,401 : 532,333.50 = 532,333.50 : x
2. Step 2: Convert to fraction form
   319,401/532,333.50 = 532,333.50/x
3. Step 3: Cross multiply
   319,401x = 532,333.50 × 532,333.50
4. Step 4: Simplify right side
   319,401x = 283,378,955,222.25
5. Step 5: Solve for x
   x = 283,378,955,222.25/319,401
6. Step 6: Final answer
   x = 887,220.00