Finding the Fourth Proportional to 9,551.81, 13,181.60 and 5,360.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,551.81 : 13,181.60 = 5,360.06 : x
2. Step 2: Convert to fraction form
   9,551.81/13,181.60 = 5,360.06/x
3. Step 3: Cross multiply
   9,551.81x = 13,181.60 × 5,360.06
4. Step 4: Simplify right side
   9,551.81x = 70,654,213.25
5. Step 5: Solve for x
   x = 70,654,213.25/9,551.81
6. Step 6: Final answer
   x = 7,396.94