Finding the Third Proportional to 229,483.50 and 490,543.50

Step by Step Solution

1. Step 1: Write the proportion equation
   229,483.50 : 490,543.50 = 490,543.50 : x
2. Step 2: Convert to fraction form
   229,483.50/490,543.50 = 490,543.50/x
3. Step 3: Cross multiply
   229,483.50x = 490,543.50 × 490,543.50
4. Step 4: Simplify right side
   229,483.50x = 240,632,925,392.25
5. Step 5: Solve for x
   x = 240,632,925,392.25/229,483.50
6. Step 6: Final answer
   x = 1,048,584.87