Finding the Fourth Proportional to 1,801.01, 2,485.25 and 1,015.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801.01 : 2,485.25 = 1,015.25 : x
2. Step 2: Convert to fraction form
   1,801.01/2,485.25 = 1,015.25/x
3. Step 3: Cross multiply
   1,801.01x = 2,485.25 × 1,015.25
4. Step 4: Simplify right side
   1,801.01x = 2,523,144.99
5. Step 5: Solve for x
   x = 2,523,144.99/1,801.01
6. Step 6: Final answer
   x = 1,400.96