Finding the Fourth Proportional to 13,047.06, 19,573.94 and 4,282.05

Step by Step Solution

1. Step 1: Write the proportion equation
   13,047.06 : 19,573.94 = 4,282.05 : x
2. Step 2: Convert to fraction form
   13,047.06/19,573.94 = 4,282.05/x
3. Step 3: Cross multiply
   13,047.06x = 19,573.94 × 4,282.05
4. Step 4: Simplify right side
   13,047.06x = 83,816,589.78
5. Step 5: Solve for x
   x = 83,816,589.78/13,047.06
6. Step 6: Final answer
   x = 6,424.17