Finding the Fourth Proportional to 10,094.55, 13,930.19 and 5,618.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,094.55 : 13,930.19 = 5,618.21 : x
2. Step 2: Convert to fraction form
   10,094.55/13,930.19 = 5,618.21/x
3. Step 3: Cross multiply
   10,094.55x = 13,930.19 × 5,618.21
4. Step 4: Simplify right side
   10,094.55x = 78,262,718.64
5. Step 5: Solve for x
   x = 78,262,718.64/10,094.55
6. Step 6: Final answer
   x = 7,752.97