Finding the Fourth Proportional to 10,086.04, 13,918.06 and 5,609.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,086.04 : 13,918.06 = 5,609.46 : x
2. Step 2: Convert to fraction form
   10,086.04/13,918.06 = 5,609.46/x
3. Step 3: Cross multiply
   10,086.04x = 13,918.06 × 5,609.46
4. Step 4: Simplify right side
   10,086.04x = 78,072,800.85
5. Step 5: Solve for x
   x = 78,072,800.85/10,086.04
6. Step 6: Final answer
   x = 7,740.68