Finding the Fourth Proportional to 9,185.33, 13,756.10 and 7,090.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185.33 : 13,756.10 = 7,090.05 : x
2. Step 2: Convert to fraction form
   9,185.33/13,756.10 = 7,090.05/x
3. Step 3: Cross multiply
   9,185.33x = 13,756.10 × 7,090.05
4. Step 4: Simplify right side
   9,185.33x = 97,531,401.35
5. Step 5: Solve for x
   x = 97,531,401.35/9,185.33
6. Step 6: Final answer
   x = 10,618.18