Finding the Fourth Proportional to 3,705.60, 5,552.25 and 2,141.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,705.60 : 5,552.25 = 2,141.89 : x
2. Step 2: Convert to fraction form
   3,705.60/5,552.25 = 2,141.89/x
3. Step 3: Cross multiply
   3,705.60x = 5,552.25 × 2,141.89
4. Step 4: Simplify right side
   3,705.60x = 11,892,318.07
5. Step 5: Solve for x
   x = 11,892,318.07/3,705.60
6. Step 6: Final answer
   x = 3,209.28