Finding the Third Proportional to 51,345 and 111,078

Step by Step Solution

1. Step 1: Write the proportion equation
   51,345 : 111,078 = 111,078 : x
2. Step 2: Convert to fraction form
   51,345/111,078 = 111,078/x
3. Step 3: Cross multiply
   51,345x = 111,078 × 111,078
4. Step 4: Simplify right side
   51,345x = 12,338,322,084
5. Step 5: Solve for x
   x = 12,338,322,084/51,345
6. Step 6: Final answer
   x = 240,302.31