Finding the Third Proportional to 12,117.09 and 25,698.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,117.09 : 25,698.94 = 25,698.94 : x
2. Step 2: Convert to fraction form
   12,117.09/25,698.94 = 25,698.94/x
3. Step 3: Cross multiply
   12,117.09x = 25,698.94 × 25,698.94
4. Step 4: Simplify right side
   12,117.09x = 660,435,388.63
5. Step 5: Solve for x
   x = 660,435,388.63/12,117.09
6. Step 6: Final answer
   x = 54,504.44