Finding the Fourth Proportional to 9,494.01, 13,100.85 and 5,515.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,494.01 : 13,100.85 = 5,515.07 : x
2. Step 2: Convert to fraction form
   9,494.01/13,100.85 = 5,515.07/x
3. Step 3: Cross multiply
   9,494.01x = 13,100.85 × 5,515.07
4. Step 4: Simplify right side
   9,494.01x = 72,252,039.31
5. Step 5: Solve for x
   x = 72,252,039.31/9,494.01
6. Step 6: Final answer
   x = 7,610.28