Finding the Fourth Proportional to 11,250.72, 16,870.42 and 3,751.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,250.72 : 16,870.42 = 3,751.63 : x
2. Step 2: Convert to fraction form
   11,250.72/16,870.42 = 3,751.63/x
3. Step 3: Cross multiply
   11,250.72x = 16,870.42 × 3,751.63
4. Step 4: Simplify right side
   11,250.72x = 63,291,573.78
5. Step 5: Solve for x
   x = 63,291,573.78/11,250.72
6. Step 6: Final answer
   x = 5,625.56