Finding the Third Proportional to 582,548 and 787,059.75

Step by Step Solution

1. Step 1: Write the proportion equation
   582,548 : 787,059.75 = 787,059.75 : x
2. Step 2: Convert to fraction form
   582,548/787,059.75 = 787,059.75/x
3. Step 3: Cross multiply
   582,548x = 787,059.75 × 787,059.75
4. Step 4: Simplify right side
   582,548x = 619,463,050,070.06
5. Step 5: Solve for x
   x = 619,463,050,070.06/582,548
6. Step 6: Final answer
   x = 1,063,368.25