Finding the Fourth Proportional to 9,504.01, 13,112.32 and 5,521.85

Step by Step Solution

1. Step 1: Write the proportion equation
   9,504.01 : 13,112.32 = 5,521.85 : x
2. Step 2: Convert to fraction form
   9,504.01/13,112.32 = 5,521.85/x
3. Step 3: Cross multiply
   9,504.01x = 13,112.32 × 5,521.85
4. Step 4: Simplify right side
   9,504.01x = 72,404,264.19
5. Step 5: Solve for x
   x = 72,404,264.19/9,504.01
6. Step 6: Final answer
   x = 7,618.29