Finding the Fourth Proportional to 9,796.79, 13,519.11 and 5,547.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,796.79 : 13,519.11 = 5,547.75 : x
2. Step 2: Convert to fraction form
   9,796.79/13,519.11 = 5,547.75/x
3. Step 3: Cross multiply
   9,796.79x = 13,519.11 × 5,547.75
4. Step 4: Simplify right side
   9,796.79x = 75,000,641.89
5. Step 5: Solve for x
   x = 75,000,641.89/9,796.79
6. Step 6: Final answer
   x = 7,655.64