Finding the Fourth Proportional to 2,178.63, 3,001.82 and 1,478.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,178.63 : 3,001.82 = 1,478.79 : x
2. Step 2: Convert to fraction form
   2,178.63/3,001.82 = 1,478.79/x
3. Step 3: Cross multiply
   2,178.63x = 3,001.82 × 1,478.79
4. Step 4: Simplify right side
   2,178.63x = 4,439,054.00
5. Step 5: Solve for x
   x = 4,439,054.00/2,178.63
6. Step 6: Final answer
   x = 2,037.54