Finding the Fourth Proportional to 12,298.95, 18,449.33 and 3,533.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298.95 : 18,449.33 = 3,533.94 : x
2. Step 2: Convert to fraction form
   12,298.95/18,449.33 = 3,533.94/x
3. Step 3: Cross multiply
   12,298.95x = 18,449.33 × 3,533.94
4. Step 4: Simplify right side
   12,298.95x = 65,198,807.59
5. Step 5: Solve for x
   x = 65,198,807.59/12,298.95
6. Step 6: Final answer
   x = 5,301.17