Finding the Fourth Proportional to 10,095.49, 13,931.67 and 5,619.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,095.49 : 13,931.67 = 5,619.18 : x
2. Step 2: Convert to fraction form
   10,095.49/13,931.67 = 5,619.18/x
3. Step 3: Cross multiply
   10,095.49x = 13,931.67 × 5,619.18
4. Step 4: Simplify right side
   10,095.49x = 78,284,561.43
5. Step 5: Solve for x
   x = 78,284,561.43/10,095.49
6. Step 6: Final answer
   x = 7,754.41