Finding the Fourth Proportional to 9,475.62, 13,076.40 and 5,499.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,475.62 : 13,076.40 = 5,499.09 : x
2. Step 2: Convert to fraction form
   9,475.62/13,076.40 = 5,499.09/x
3. Step 3: Cross multiply
   9,475.62x = 13,076.40 × 5,499.09
4. Step 4: Simplify right side
   9,475.62x = 71,908,321.10
5. Step 5: Solve for x
   x = 71,908,321.10/9,475.62
6. Step 6: Final answer
   x = 7,588.78