Finding the Fourth Proportional to 3,685.56, 5,527.43 and 2,298.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685.56 : 5,527.43 = 2,298.19 : x
2. Step 2: Convert to fraction form
   3,685.56/5,527.43 = 2,298.19/x
3. Step 3: Cross multiply
   3,685.56x = 5,527.43 × 2,298.19
4. Step 4: Simplify right side
   3,685.56x = 12,703,084.35
5. Step 5: Solve for x
   x = 12,703,084.35/3,685.56
6. Step 6: Final answer
   x = 3,446.72