Finding the Fourth Proportional to 13,046.35, 19,567.69 and 4,280.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,046.35 : 19,567.69 = 4,280.13 : x
2. Step 2: Convert to fraction form
   13,046.35/19,567.69 = 4,280.13/x
3. Step 3: Cross multiply
   13,046.35x = 19,567.69 × 4,280.13
4. Step 4: Simplify right side
   13,046.35x = 83,752,257.00
5. Step 5: Solve for x
   x = 83,752,257.00/13,046.35
6. Step 6: Final answer
   x = 6,419.59