Finding the Fourth Proportional to 12,098.63, 18,145.71 and 3,332.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,098.63 : 18,145.71 = 3,332.40 : x
2. Step 2: Convert to fraction form
   12,098.63/18,145.71 = 3,332.40/x
3. Step 3: Cross multiply
   12,098.63x = 18,145.71 × 3,332.40
4. Step 4: Simplify right side
   12,098.63x = 60,468,764.00
5. Step 5: Solve for x
   x = 60,468,764.00/12,098.63
6. Step 6: Final answer
   x = 4,997.99