Finding the Third Proportional to 12,157.31 and 25,998.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,157.31 : 25,998.75 = 25,998.75 : x
2. Step 2: Convert to fraction form
   12,157.31/25,998.75 = 25,998.75/x
3. Step 3: Cross multiply
   12,157.31x = 25,998.75 × 25,998.75
4. Step 4: Simplify right side
   12,157.31x = 675,935,001.56
5. Step 5: Solve for x
   x = 675,935,001.56/12,157.31
6. Step 6: Final answer
   x = 55,599.05