Finding the Fourth Proportional to 3,638.34, 5,056.47 and 3,599.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,638.34 : 5,056.47 = 3,599.46 : x
2. Step 2: Convert to fraction form
   3,638.34/5,056.47 = 3,599.46/x
3. Step 3: Cross multiply
   3,638.34x = 5,056.47 × 3,599.46
4. Step 4: Simplify right side
   3,638.34x = 18,200,561.51
5. Step 5: Solve for x
   x = 18,200,561.51/3,638.34
6. Step 6: Final answer
   x = 5,002.44