Finding the Fourth Proportional to 4,825.32, 7,238.78 and 1,662.63

Step by Step Solution

1. Step 1: Write the proportion equation
   4,825.32 : 7,238.78 = 1,662.63 : x
2. Step 2: Convert to fraction form
   4,825.32/7,238.78 = 1,662.63/x
3. Step 3: Cross multiply
   4,825.32x = 7,238.78 × 1,662.63
4. Step 4: Simplify right side
   4,825.32x = 12,035,404.48
5. Step 5: Solve for x
   x = 12,035,404.48/4,825.32
6. Step 6: Final answer
   x = 2,494.22