Finding the Fourth Proportional to 13,023.50, 19,538.49 and 3,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.50 : 19,538.49 = 3,789.50 : x
2. Step 2: Convert to fraction form
   13,023.50/19,538.49 = 3,789.50/x
3. Step 3: Cross multiply
   13,023.50x = 19,538.49 × 3,789.50
4. Step 4: Simplify right side
   13,023.50x = 74,041,107.86
5. Step 5: Solve for x
   x = 74,041,107.86/13,023.50
6. Step 6: Final answer
   x = 5,685.19