Finding the Fourth Proportional to 13,801.50, 19,046.16 and 7,513.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,801.50 : 19,046.16 = 7,513.92 : x
2. Step 2: Convert to fraction form
   13,801.50/19,046.16 = 7,513.92/x
3. Step 3: Cross multiply
   13,801.50x = 19,046.16 × 7,513.92
4. Step 4: Simplify right side
   13,801.50x = 143,111,322.55
5. Step 5: Solve for x
   x = 143,111,322.55/13,801.50
6. Step 6: Final answer
   x = 10,369.26