Finding the Third Proportional to 229,578.50 and 536,103.50

Step by Step Solution

1. Step 1: Write the proportion equation
   229,578.50 : 536,103.50 = 536,103.50 : x
2. Step 2: Convert to fraction form
   229,578.50/536,103.50 = 536,103.50/x
3. Step 3: Cross multiply
   229,578.50x = 536,103.50 × 536,103.50
4. Step 4: Simplify right side
   229,578.50x = 287,406,962,712.25
5. Step 5: Solve for x
   x = 287,406,962,712.25/229,578.50
6. Step 6: Final answer
   x = 1,251,889.71