Finding the Fourth Proportional to 2,655.32, 3,982.62 and 1,012.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.32 : 3,982.62 = 1,012.28 : x
2. Step 2: Convert to fraction form
   2,655.32/3,982.62 = 1,012.28/x
3. Step 3: Cross multiply
   2,655.32x = 3,982.62 × 1,012.28
4. Step 4: Simplify right side
   2,655.32x = 4,031,526.57
5. Step 5: Solve for x
   x = 4,031,526.57/2,655.32
6. Step 6: Final answer
   x = 1,518.28