Finding the Third Proportional to 119,348.50 and 260,000

Step by Step Solution

1. Step 1: Write the proportion equation
   119,348.50 : 260,000 = 260,000 : x
2. Step 2: Convert to fraction form
   119,348.50/260,000 = 260,000/x
3. Step 3: Cross multiply
   119,348.50x = 260,000 × 260,000
4. Step 4: Simplify right side
   119,348.50x = 67,600,000,000
5. Step 5: Solve for x
   x = 67,600,000,000/119,348.50
6. Step 6: Final answer
   x = 566,408.46