Finding the Fourth Proportional to 2,179.89, 3,008.01 and 1,295.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.89 : 3,008.01 = 1,295.91 : x
2. Step 2: Convert to fraction form
   2,179.89/3,008.01 = 1,295.91/x
3. Step 3: Cross multiply
   2,179.89x = 3,008.01 × 1,295.91
4. Step 4: Simplify right side
   2,179.89x = 3,898,110.24
5. Step 5: Solve for x
   x = 3,898,110.24/2,179.89
6. Step 6: Final answer
   x = 1,788.21