Finding the Fourth Proportional to 2,377.58, 3,279.50 and 1,432.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.58 : 3,279.50 = 1,432.73 : x
2. Step 2: Convert to fraction form
   2,377.58/3,279.50 = 1,432.73/x
3. Step 3: Cross multiply
   2,377.58x = 3,279.50 × 1,432.73
4. Step 4: Simplify right side
   2,377.58x = 4,698,649.82
5. Step 5: Solve for x
   x = 4,698,649.82/2,377.58
6. Step 6: Final answer
   x = 1,976.23