Finding the Third Proportional to 249,501.75 and 589,491

Step by Step Solution

1. Step 1: Write the proportion equation
   249,501.75 : 589,491 = 589,491 : x
2. Step 2: Convert to fraction form
   249,501.75/589,491 = 589,491/x
3. Step 3: Cross multiply
   249,501.75x = 589,491 × 589,491
4. Step 4: Simplify right side
   249,501.75x = 347,499,639,081
5. Step 5: Solve for x
   x = 347,499,639,081/249,501.75
6. Step 6: Final answer
   x = 1,392,774.36