Finding the Third Proportional to 120,784.50 and 265,467

Step by Step Solution

1. Step 1: Write the proportion equation
   120,784.50 : 265,467 = 265,467 : x
2. Step 2: Convert to fraction form
   120,784.50/265,467 = 265,467/x
3. Step 3: Cross multiply
   120,784.50x = 265,467 × 265,467
4. Step 4: Simplify right side
   120,784.50x = 70,472,728,089
5. Step 5: Solve for x
   x = 70,472,728,089/120,784.50
6. Step 6: Final answer
   x = 583,458.37