Finding the Fourth Proportional to 13,842.86, 19,103.18 and 7,555.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,842.86 : 19,103.18 = 7,555.23 : x
2. Step 2: Convert to fraction form
   13,842.86/19,103.18 = 7,555.23/x
3. Step 3: Cross multiply
   13,842.86x = 19,103.18 × 7,555.23
4. Step 4: Simplify right side
   13,842.86x = 144,328,880.86
5. Step 5: Solve for x
   x = 144,328,880.86/13,842.86
6. Step 6: Final answer
   x = 10,426.24