Finding the Fourth Proportional to 8,598.30, 12,898.13 and 3,667.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,598.30 : 12,898.13 = 3,667.98 : x
2. Step 2: Convert to fraction form
   8,598.30/12,898.13 = 3,667.98/x
3. Step 3: Cross multiply
   8,598.30x = 12,898.13 × 3,667.98
4. Step 4: Simplify right side
   8,598.30x = 47,310,082.88
5. Step 5: Solve for x
   x = 47,310,082.88/8,598.30
6. Step 6: Final answer
   x = 5,502.26