Finding the Fourth Proportional to 13,180.68, 18,188.82 and 7,593.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,180.68 : 18,188.82 = 7,593.48 : x
2. Step 2: Convert to fraction form
   13,180.68/18,188.82 = 7,593.48/x
3. Step 3: Cross multiply
   13,180.68x = 18,188.82 × 7,593.48
4. Step 4: Simplify right side
   13,180.68x = 138,116,440.89
5. Step 5: Solve for x
   x = 138,116,440.89/13,180.68
6. Step 6: Final answer
   x = 10,478.70