Finding the Fourth Proportional to 8,715.23, 12,058.69 and 7,598.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,715.23 : 12,058.69 = 7,598.50 : x
2. Step 2: Convert to fraction form
   8,715.23/12,058.69 = 7,598.50/x
3. Step 3: Cross multiply
   8,715.23x = 12,058.69 × 7,598.50
4. Step 4: Simplify right side
   8,715.23x = 91,627,921.07
5. Step 5: Solve for x
   x = 91,627,921.07/8,715.23
6. Step 6: Final answer
   x = 10,513.53