Finding the Fourth Proportional to 2,179.82, 3,263.54 and 1,447.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.82 : 3,263.54 = 1,447.94 : x
2. Step 2: Convert to fraction form
   2,179.82/3,263.54 = 1,447.94/x
3. Step 3: Cross multiply
   2,179.82x = 3,263.54 × 1,447.94
4. Step 4: Simplify right side
   2,179.82x = 4,725,410.11
5. Step 5: Solve for x
   x = 4,725,410.11/2,179.82
6. Step 6: Final answer
   x = 2,167.80