Finding the Fourth Proportional to 13,854.87, 19,119.69 and 7,567.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,854.87 : 19,119.69 = 7,567.23 : x
2. Step 2: Convert to fraction form
   13,854.87/19,119.69 = 7,567.23/x
3. Step 3: Cross multiply
   13,854.87x = 19,119.69 × 7,567.23
4. Step 4: Simplify right side
   13,854.87x = 144,683,091.76
5. Step 5: Solve for x
   x = 144,683,091.76/13,854.87
6. Step 6: Final answer
   x = 10,442.76