Finding the Fourth Proportional to 4,667.48, 6,437.74 and 3,172.73

Step by Step Solution

1. Step 1: Write the proportion equation
   4,667.48 : 6,437.74 = 3,172.73 : x
2. Step 2: Convert to fraction form
   4,667.48/6,437.74 = 3,172.73/x
3. Step 3: Cross multiply
   4,667.48x = 6,437.74 × 3,172.73
4. Step 4: Simplify right side
   4,667.48x = 20,425,210.83
5. Step 5: Solve for x
   x = 20,425,210.83/4,667.48
6. Step 6: Final answer
   x = 4,376.07