Finding the Third Proportional to 559,764 and 843,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   559,764 : 843,682.50 = 843,682.50 : x
2. Step 2: Convert to fraction form
   559,764/843,682.50 = 843,682.50/x
3. Step 3: Cross multiply
   559,764x = 843,682.50 × 843,682.50
4. Step 4: Simplify right side
   559,764x = 711,800,160,806.25
5. Step 5: Solve for x
   x = 711,800,160,806.25/559,764
6. Step 6: Final answer
   x = 1,271,607.61