Finding the Fourth Proportional to 3,700.96, 5,558.72 and 3,598.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,700.96 : 5,558.72 = 3,598.72 : x
2. Step 2: Convert to fraction form
   3,700.96/5,558.72 = 3,598.72/x
3. Step 3: Cross multiply
   3,700.96x = 5,558.72 × 3,598.72
4. Step 4: Simplify right side
   3,700.96x = 20,004,276.84
5. Step 5: Solve for x
   x = 20,004,276.84/3,700.96
6. Step 6: Final answer
   x = 5,405.16