Finding the Fourth Proportional to 13,801.68, 19,045.98 and 7,513.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,801.68 : 19,045.98 = 7,513.92 : x
2. Step 2: Convert to fraction form
   13,801.68/19,045.98 = 7,513.92/x
3. Step 3: Cross multiply
   13,801.68x = 19,045.98 × 7,513.92
4. Step 4: Simplify right side
   13,801.68x = 143,109,970.04
5. Step 5: Solve for x
   x = 143,109,970.04/13,801.68
6. Step 6: Final answer
   x = 10,369.03