Finding the Fourth Proportional to 13,582.76, 18,744.72 and 7,614.55

Step by Step Solution

1. Step 1: Write the proportion equation
   13,582.76 : 18,744.72 = 7,614.55 : x
2. Step 2: Convert to fraction form
   13,582.76/18,744.72 = 7,614.55/x
3. Step 3: Cross multiply
   13,582.76x = 18,744.72 × 7,614.55
4. Step 4: Simplify right side
   13,582.76x = 142,732,607.68
5. Step 5: Solve for x
   x = 142,732,607.68/13,582.76
6. Step 6: Final answer
   x = 10,508.37