Finding the Third Proportional to 250,870 and 536,650

Step by Step Solution

1. Step 1: Write the proportion equation
   250,870 : 536,650 = 536,650 : x
2. Step 2: Convert to fraction form
   250,870/536,650 = 536,650/x
3. Step 3: Cross multiply
   250,870x = 536,650 × 536,650
4. Step 4: Simplify right side
   250,870x = 287,993,222,500
5. Step 5: Solve for x
   x = 287,993,222,500/250,870
6. Step 6: Final answer
   x = 1,147,977.93