Finding the Fourth Proportional to 9,616.59, 13,264.83 and 7,375.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,616.59 : 13,264.83 = 7,375.05 : x
2. Step 2: Convert to fraction form
   9,616.59/13,264.83 = 7,375.05/x
3. Step 3: Cross multiply
   9,616.59x = 13,264.83 × 7,375.05
4. Step 4: Simplify right side
   9,616.59x = 97,828,784.49
5. Step 5: Solve for x
   x = 97,828,784.49/9,616.59
6. Step 6: Final answer
   x = 10,172.92