Finding the Fourth Proportional to 13,656.22, 18,845.59 and 7,992.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,656.22 : 18,845.59 = 7,992.06 : x
2. Step 2: Convert to fraction form
   13,656.22/18,845.59 = 7,992.06/x
3. Step 3: Cross multiply
   13,656.22x = 18,845.59 × 7,992.06
4. Step 4: Simplify right side
   13,656.22x = 150,615,086.02
5. Step 5: Solve for x
   x = 150,615,086.02/13,656.22
6. Step 6: Final answer
   x = 11,029.05