Finding the Fourth Proportional to 12,525.50, 18,789.17 and 3,761.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,525.50 : 18,789.17 = 3,761.10 : x
2. Step 2: Convert to fraction form
   12,525.50/18,789.17 = 3,761.10/x
3. Step 3: Cross multiply
   12,525.50x = 18,789.17 × 3,761.10
4. Step 4: Simplify right side
   12,525.50x = 70,667,928.48
5. Step 5: Solve for x
   x = 70,667,928.48/12,525.50
6. Step 6: Final answer
   x = 5,641.92