Finding the Fourth Proportional to 12,148.83, 18,227.30 and 4,358.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,148.83 : 18,227.30 = 4,358.25 : x
2. Step 2: Convert to fraction form
   12,148.83/18,227.30 = 4,358.25/x
3. Step 3: Cross multiply
   12,148.83x = 18,227.30 × 4,358.25
4. Step 4: Simplify right side
   12,148.83x = 79,439,108.43
5. Step 5: Solve for x
   x = 79,439,108.43/12,148.83
6. Step 6: Final answer
   x = 6,538.83