Finding the Third Proportional to 25,640 and 55,248

Step by Step Solution

1. Step 1: Write the proportion equation
   25,640 : 55,248 = 55,248 : x
2. Step 2: Convert to fraction form
   25,640/55,248 = 55,248/x
3. Step 3: Cross multiply
   25,640x = 55,248 × 55,248
4. Step 4: Simplify right side
   25,640x = 3,052,341,504
5. Step 5: Solve for x
   x = 3,052,341,504/25,640
6. Step 6: Final answer
   x = 119,046.08