Finding the Fourth Proportional to 13,568.88, 18,725.27 and 7,823.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,568.88 : 18,725.27 = 7,823.16 : x
2. Step 2: Convert to fraction form
   13,568.88/18,725.27 = 7,823.16/x
3. Step 3: Cross multiply
   13,568.88x = 18,725.27 × 7,823.16
4. Step 4: Simplify right side
   13,568.88x = 146,490,783.25
5. Step 5: Solve for x
   x = 146,490,783.25/13,568.88
6. Step 6: Final answer
   x = 10,796.09