Finding the Fourth Proportional to 13,801.24, 19,045.72 and 7,513.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,801.24 : 19,045.72 = 7,513.62 : x
2. Step 2: Convert to fraction form
   13,801.24/19,045.72 = 7,513.62/x
3. Step 3: Cross multiply
   13,801.24x = 19,045.72 × 7,513.62
4. Step 4: Simplify right side
   13,801.24x = 143,102,302.71
5. Step 5: Solve for x
   x = 143,102,302.71/13,801.24
6. Step 6: Final answer
   x = 10,368.80