Finding the Fourth Proportional to 13,333.83, 19,978.83 and 4,563.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,333.83 : 19,978.83 = 4,563.96 : x
2. Step 2: Convert to fraction form
   13,333.83/19,978.83 = 4,563.96/x
3. Step 3: Cross multiply
   13,333.83x = 19,978.83 × 4,563.96
4. Step 4: Simplify right side
   13,333.83x = 91,182,580.97
5. Step 5: Solve for x
   x = 91,182,580.97/13,333.83
6. Step 6: Final answer
   x = 6,838.44