Finding the Third Proportional to 245,389.50 and 525,771

Step by Step Solution

1. Step 1: Write the proportion equation
   245,389.50 : 525,771 = 525,771 : x
2. Step 2: Convert to fraction form
   245,389.50/525,771 = 525,771/x
3. Step 3: Cross multiply
   245,389.50x = 525,771 × 525,771
4. Step 4: Simplify right side
   245,389.50x = 276,435,144,441
5. Step 5: Solve for x
   x = 276,435,144,441/245,389.50
6. Step 6: Final answer
   x = 1,126,515.78