Finding the Fourth Proportional to 2,485.02, 3,727.38 and 924.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.02 : 3,727.38 = 924.72 : x
2. Step 2: Convert to fraction form
   2,485.02/3,727.38 = 924.72/x
3. Step 3: Cross multiply
   2,485.02x = 3,727.38 × 924.72
4. Step 4: Simplify right side
   2,485.02x = 3,446,782.83
5. Step 5: Solve for x
   x = 3,446,782.83/2,485.02
6. Step 6: Final answer
   x = 1,387.02