Finding the Fourth Proportional to 11,348.91, 17,019.72 and 3,748.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,348.91 : 17,019.72 = 3,748.48 : x
2. Step 2: Convert to fraction form
   11,348.91/17,019.72 = 3,748.48/x
3. Step 3: Cross multiply
   11,348.91x = 17,019.72 × 3,748.48
4. Step 4: Simplify right side
   11,348.91x = 63,798,037.48
5. Step 5: Solve for x
   x = 63,798,037.48/11,348.91
6. Step 6: Final answer
   x = 5,621.51