Finding the Fourth Proportional to 9,814.80, 13,545.24 and 5,622.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,814.80 : 13,545.24 = 5,622.96 : x
2. Step 2: Convert to fraction form
   9,814.80/13,545.24 = 5,622.96/x
3. Step 3: Cross multiply
   9,814.80x = 13,545.24 × 5,622.96
4. Step 4: Simplify right side
   9,814.80x = 76,164,342.71
5. Step 5: Solve for x
   x = 76,164,342.71/9,814.80
6. Step 6: Final answer
   x = 7,760.15