Finding the Fourth Proportional to 8,893.56, 13,335.96 and 5,196.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,893.56 : 13,335.96 = 5,196.72 : x
2. Step 2: Convert to fraction form
   8,893.56/13,335.96 = 5,196.72/x
3. Step 3: Cross multiply
   8,893.56x = 13,335.96 × 5,196.72
4. Step 4: Simplify right side
   8,893.56x = 69,303,250.05
5. Step 5: Solve for x
   x = 69,303,250.05/8,893.56
6. Step 6: Final answer
   x = 7,792.52