Finding the Third Proportional to 119,488.50 and 260,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,488.50 : 260,050.50 = 260,050.50 : x
2. Step 2: Convert to fraction form
   119,488.50/260,050.50 = 260,050.50/x
3. Step 3: Cross multiply
   119,488.50x = 260,050.50 × 260,050.50
4. Step 4: Simplify right side
   119,488.50x = 67,626,262,550.25
5. Step 5: Solve for x
   x = 67,626,262,550.25/119,488.50
6. Step 6: Final answer
   x = 565,964.61