Finding the Fourth Proportional to 10,355.60, 15,535.74 and 3,781.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,355.60 : 15,535.74 = 3,781.82 : x
2. Step 2: Convert to fraction form
   10,355.60/15,535.74 = 3,781.82/x
3. Step 3: Cross multiply
   10,355.60x = 15,535.74 × 3,781.82
4. Step 4: Simplify right side
   10,355.60x = 58,753,372.25
5. Step 5: Solve for x
   x = 58,753,372.25/10,355.60
6. Step 6: Final answer
   x = 5,673.58