Finding the Third Proportional to 582,550.50 and 787,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   582,550.50 : 787,063.50 = 787,063.50 : x
2. Step 2: Convert to fraction form
   582,550.50/787,063.50 = 787,063.50/x
3. Step 3: Cross multiply
   582,550.50x = 787,063.50 × 787,063.50
4. Step 4: Simplify right side
   582,550.50x = 619,468,953,032.25
5. Step 5: Solve for x
   x = 619,468,953,032.25/582,550.50
6. Step 6: Final answer
   x = 1,063,373.82