Finding the Third Proportional to 250,536 and 513,370.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,536 : 513,370.50 = 513,370.50 : x
2. Step 2: Convert to fraction form
   250,536/513,370.50 = 513,370.50/x
3. Step 3: Cross multiply
   250,536x = 513,370.50 × 513,370.50
4. Step 4: Simplify right side
   250,536x = 263,549,270,270.25
5. Step 5: Solve for x
   x = 263,549,270,270.25/250,536
6. Step 6: Final answer
   x = 1,051,941.72