Finding the Fourth Proportional to 12,538.50, 18,808.89 and 3,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,538.50 : 18,808.89 = 3,304.50 : x
2. Step 2: Convert to fraction form
   12,538.50/18,808.89 = 3,304.50/x
3. Step 3: Cross multiply
   12,538.50x = 18,808.89 × 3,304.50
4. Step 4: Simplify right side
   12,538.50x = 62,153,977.01
5. Step 5: Solve for x
   x = 62,153,977.01/12,538.50
6. Step 6: Final answer
   x = 4,957.05