Finding the Third Proportional to 11,916 and 25,445.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,916 : 25,445.25 = 25,445.25 : x
2. Step 2: Convert to fraction form
   11,916/25,445.25 = 25,445.25/x
3. Step 3: Cross multiply
   11,916x = 25,445.25 × 25,445.25
4. Step 4: Simplify right side
   11,916x = 647,460,747.56
5. Step 5: Solve for x
   x = 647,460,747.56/11,916
6. Step 6: Final answer
   x = 54,335.41