Finding the Fourth Proportional to 11,570.18, 17,356.16 and 3,250.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,570.18 : 17,356.16 = 3,250.87 : x
2. Step 2: Convert to fraction form
   11,570.18/17,356.16 = 3,250.87/x
3. Step 3: Cross multiply
   11,570.18x = 17,356.16 × 3,250.87
4. Step 4: Simplify right side
   11,570.18x = 56,422,584.60
5. Step 5: Solve for x
   x = 56,422,584.60/11,570.18
6. Step 6: Final answer
   x = 4,876.55