Finding the Fourth Proportional to 4,957.50, 7,426.52 and 2,485.02

Step by Step Solution

1. Step 1: Write the proportion equation
   4,957.50 : 7,426.52 = 2,485.02 : x
2. Step 2: Convert to fraction form
   4,957.50/7,426.52 = 2,485.02/x
3. Step 3: Cross multiply
   4,957.50x = 7,426.52 × 2,485.02
4. Step 4: Simplify right side
   4,957.50x = 18,455,050.73
5. Step 5: Solve for x
   x = 18,455,050.73/4,957.50
6. Step 6: Final answer
   x = 3,722.65