Finding the Third Proportional to 120,964 and 262,700

Step by Step Solution

1. Step 1: Write the proportion equation
   120,964 : 262,700 = 262,700 : x
2. Step 2: Convert to fraction form
   120,964/262,700 = 262,700/x
3. Step 3: Cross multiply
   120,964x = 262,700 × 262,700
4. Step 4: Simplify right side
   120,964x = 69,011,290,000
5. Step 5: Solve for x
   x = 69,011,290,000/120,964
6. Step 6: Final answer
   x = 570,510.98