Finding the Fourth Proportional to 13,582.67, 18,742.56 and 7,613.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,582.67 : 18,742.56 = 7,613.48 : x
2. Step 2: Convert to fraction form
   13,582.67/18,742.56 = 7,613.48/x
3. Step 3: Cross multiply
   13,582.67x = 18,742.56 × 7,613.48
4. Step 4: Simplify right side
   13,582.67x = 142,696,012.00
5. Step 5: Solve for x
   x = 142,696,012.00/13,582.67
6. Step 6: Final answer
   x = 10,505.74