Finding the Third Proportional to 60,078 and 123,964

Step by Step Solution

1. Step 1: Write the proportion equation
   60,078 : 123,964 = 123,964 : x
2. Step 2: Convert to fraction form
   60,078/123,964 = 123,964/x
3. Step 3: Cross multiply
   60,078x = 123,964 × 123,964
4. Step 4: Simplify right side
   60,078x = 15,367,073,296
5. Step 5: Solve for x
   x = 15,367,073,296/60,078
6. Step 6: Final answer
   x = 255,785.37