Finding the Third Proportional to 527,583 and 816,592.50

Step by Step Solution

1. Step 1: Write the proportion equation
   527,583 : 816,592.50 = 816,592.50 : x
2. Step 2: Convert to fraction form
   527,583/816,592.50 = 816,592.50/x
3. Step 3: Cross multiply
   527,583x = 816,592.50 × 816,592.50
4. Step 4: Simplify right side
   527,583x = 666,823,311,056.25
5. Step 5: Solve for x
   x = 666,823,311,056.25/527,583
6. Step 6: Final answer
   x = 1,263,921.15