Finding the Fourth Proportional to 13,468.89, 18,584.25 and 7,803.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,468.89 : 18,584.25 = 7,803.30 : x
2. Step 2: Convert to fraction form
   13,468.89/18,584.25 = 7,803.30/x
3. Step 3: Cross multiply
   13,468.89x = 18,584.25 × 7,803.30
4. Step 4: Simplify right side
   13,468.89x = 145,018,478.03
5. Step 5: Solve for x
   x = 145,018,478.03/13,468.89
6. Step 6: Final answer
   x = 10,766.92