Finding the Fourth Proportional to 12,698.41, 19,048.86 and 4,377.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698.41 : 19,048.86 = 4,377.33 : x
2. Step 2: Convert to fraction form
   12,698.41/19,048.86 = 4,377.33/x
3. Step 3: Cross multiply
   12,698.41x = 19,048.86 × 4,377.33
4. Step 4: Simplify right side
   12,698.41x = 83,383,060.27
5. Step 5: Solve for x
   x = 83,383,060.27/12,698.41
6. Step 6: Final answer
   x = 6,566.42