Finding the Fourth Proportional to 1,868.47, 2,574.25 and 1,447.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868.47 : 2,574.25 = 1,447.34 : x
2. Step 2: Convert to fraction form
   1,868.47/2,574.25 = 1,447.34/x
3. Step 3: Cross multiply
   1,868.47x = 2,574.25 × 1,447.34
4. Step 4: Simplify right side
   1,868.47x = 3,725,798.51
5. Step 5: Solve for x
   x = 3,725,798.51/1,868.47
6. Step 6: Final answer
   x = 1,994.04