Finding the Third Proportional to 240,870.75 and 524,638.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,870.75 : 524,638.50 = 524,638.50 : x
2. Step 2: Convert to fraction form
   240,870.75/524,638.50 = 524,638.50/x
3. Step 3: Cross multiply
   240,870.75x = 524,638.50 × 524,638.50
4. Step 4: Simplify right side
   240,870.75x = 275,245,555,682.25
5. Step 5: Solve for x
   x = 275,245,555,682.25/240,870.75
6. Step 6: Final answer
   x = 1,142,710.59