Finding the Third Proportional to 12,345.75 and 18,056.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,345.75 : 18,056.25 = 18,056.25 : x
2. Step 2: Convert to fraction form
   12,345.75/18,056.25 = 18,056.25/x
3. Step 3: Cross multiply
   12,345.75x = 18,056.25 × 18,056.25
4. Step 4: Simplify right side
   12,345.75x = 326,028,164.06
5. Step 5: Solve for x
   x = 326,028,164.06/12,345.75
6. Step 6: Final answer
   x = 26,408.13