Finding the Fourth Proportional to 9,543.18, 13,170.34 and 5,564.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,543.18 : 13,170.34 = 5,564.02 : x
2. Step 2: Convert to fraction form
   9,543.18/13,170.34 = 5,564.02/x
3. Step 3: Cross multiply
   9,543.18x = 13,170.34 × 5,564.02
4. Step 4: Simplify right side
   9,543.18x = 73,280,035.17
5. Step 5: Solve for x
   x = 73,280,035.17/9,543.18
6. Step 6: Final answer
   x = 7,678.79