Finding the Third Proportional to 120,423.94 and 264,682.69

Step by Step Solution

1. Step 1: Write the proportion equation
   120,423.94 : 264,682.69 = 264,682.69 : x
2. Step 2: Convert to fraction form
   120,423.94/264,682.69 = 264,682.69/x
3. Step 3: Cross multiply
   120,423.94x = 264,682.69 × 264,682.69
4. Step 4: Simplify right side
   120,423.94x = 70,056,925,062.22
5. Step 5: Solve for x
   x = 70,056,925,062.22/120,423.94
6. Step 6: Final answer
   x = 581,752.49