Finding the Fourth Proportional to 3,053.35, 4,209.64 and 3,012.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,053.35 : 4,209.64 = 3,012.04 : x
2. Step 2: Convert to fraction form
   3,053.35/4,209.64 = 3,012.04/x
3. Step 3: Cross multiply
   3,053.35x = 4,209.64 × 3,012.04
4. Step 4: Simplify right side
   3,053.35x = 12,679,604.07
5. Step 5: Solve for x
   x = 12,679,604.07/3,053.35
6. Step 6: Final answer
   x = 4,152.69