Finding the Third Proportional to 11,915.44 and 25,466.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,915.44 : 25,466.63 = 25,466.63 : x
2. Step 2: Convert to fraction form
   11,915.44/25,466.63 = 25,466.63/x
3. Step 3: Cross multiply
   11,915.44x = 25,466.63 × 25,466.63
4. Step 4: Simplify right side
   11,915.44x = 648,548,988.89
5. Step 5: Solve for x
   x = 648,548,988.89/11,915.44
6. Step 6: Final answer
   x = 54,429.31