Finding the Fourth Proportional to 11,458.50, 17,190.63 and 3,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,458.50 : 17,190.63 = 3,250.50 : x
2. Step 2: Convert to fraction form
   11,458.50/17,190.63 = 3,250.50/x
3. Step 3: Cross multiply
   11,458.50x = 17,190.63 × 3,250.50
4. Step 4: Simplify right side
   11,458.50x = 55,878,142.82
5. Step 5: Solve for x
   x = 55,878,142.82/11,458.50
6. Step 6: Final answer
   x = 4,876.57