Finding the Fourth Proportional to 12,604.83, 18,905.21 and 3,837.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,604.83 : 18,905.21 = 3,837.69 : x
2. Step 2: Convert to fraction form
   12,604.83/18,905.21 = 3,837.69/x
3. Step 3: Cross multiply
   12,604.83x = 18,905.21 × 3,837.69
4. Step 4: Simplify right side
   12,604.83x = 72,552,330.57
5. Step 5: Solve for x
   x = 72,552,330.57/12,604.83
6. Step 6: Final answer
   x = 5,755.92