Finding the Fourth Proportional to 9,196.02, 12,691.85 and 5,163.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,196.02 : 12,691.85 = 5,163.30 : x
2. Step 2: Convert to fraction form
   9,196.02/12,691.85 = 5,163.30/x
3. Step 3: Cross multiply
   9,196.02x = 12,691.85 × 5,163.30
4. Step 4: Simplify right side
   9,196.02x = 65,531,803.29
5. Step 5: Solve for x
   x = 65,531,803.29/9,196.02
6. Step 6: Final answer
   x = 7,126.10