Finding the Fourth Proportional to 10,559.58, 14,591.49 and 10,047.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,559.58 : 14,591.49 = 10,047.18 : x
2. Step 2: Convert to fraction form
   10,559.58/14,591.49 = 10,047.18/x
3. Step 3: Cross multiply
   10,559.58x = 14,591.49 × 10,047.18
4. Step 4: Simplify right side
   10,559.58x = 146,603,326.50
5. Step 5: Solve for x
   x = 146,603,326.50/10,559.58
6. Step 6: Final answer
   x = 13,883.44