Finding the Third Proportional to 11,778.75 and 25,603.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,778.75 : 25,603.88 = 25,603.88 : x
2. Step 2: Convert to fraction form
   11,778.75/25,603.88 = 25,603.88/x
3. Step 3: Cross multiply
   11,778.75x = 25,603.88 × 25,603.88
4. Step 4: Simplify right side
   11,778.75x = 655,558,415.02
5. Step 5: Solve for x
   x = 655,558,415.02/11,778.75
6. Step 6: Final answer
   x = 55,656.03