Finding the Fourth Proportional to 10,094.86, 13,930.54 and 5,618.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,094.86 : 13,930.54 = 5,618.80 : x
2. Step 2: Convert to fraction form
   10,094.86/13,930.54 = 5,618.80/x
3. Step 3: Cross multiply
   10,094.86x = 13,930.54 × 5,618.80
4. Step 4: Simplify right side
   10,094.86x = 78,272,918.15
5. Step 5: Solve for x
   x = 78,272,918.15/10,094.86
6. Step 6: Final answer
   x = 7,753.74