Finding the Fourth Proportional to 10,090.09, 13,923.54 and 5,613.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,090.09 : 13,923.54 = 5,613.12 : x
2. Step 2: Convert to fraction form
   10,090.09/13,923.54 = 5,613.12/x
3. Step 3: Cross multiply
   10,090.09x = 13,923.54 × 5,613.12
4. Step 4: Simplify right side
   10,090.09x = 78,154,500.84
5. Step 5: Solve for x
   x = 78,154,500.84/10,090.09
6. Step 6: Final answer
   x = 7,745.67