Finding the Third Proportional to 229,411.50 and 539,751

Step by Step Solution

1. Step 1: Write the proportion equation
   229,411.50 : 539,751 = 539,751 : x
2. Step 2: Convert to fraction form
   229,411.50/539,751 = 539,751/x
3. Step 3: Cross multiply
   229,411.50x = 539,751 × 539,751
4. Step 4: Simplify right side
   229,411.50x = 291,331,142,001
5. Step 5: Solve for x
   x = 291,331,142,001/229,411.50
6. Step 6: Final answer
   x = 1,269,906.44