Finding the Fourth Proportional to 11,765.25, 17,649.52 and 3,445.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,765.25 : 17,649.52 = 3,445.87 : x
2. Step 2: Convert to fraction form
   11,765.25/17,649.52 = 3,445.87/x
3. Step 3: Cross multiply
   11,765.25x = 17,649.52 × 3,445.87
4. Step 4: Simplify right side
   11,765.25x = 60,817,891.89
5. Step 5: Solve for x
   x = 60,817,891.89/11,765.25
6. Step 6: Final answer
   x = 5,169.28