Finding the Fourth Proportional to 2,009.62, 2,774.35 and 1,851.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009.62 : 2,774.35 = 1,851.54 : x
2. Step 2: Convert to fraction form
   2,009.62/2,774.35 = 1,851.54/x
3. Step 3: Cross multiply
   2,009.62x = 2,774.35 × 1,851.54
4. Step 4: Simplify right side
   2,009.62x = 5,136,820.00
5. Step 5: Solve for x
   x = 5,136,820.00/2,009.62
6. Step 6: Final answer
   x = 2,556.12