Finding the Fourth Proportional to 11,680.01, 17,522.33 and 4,284.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,680.01 : 17,522.33 = 4,284.54 : x
2. Step 2: Convert to fraction form
   11,680.01/17,522.33 = 4,284.54/x
3. Step 3: Cross multiply
   11,680.01x = 17,522.33 × 4,284.54
4. Step 4: Simplify right side
   11,680.01x = 75,075,020.10
5. Step 5: Solve for x
   x = 75,075,020.10/11,680.01
6. Step 6: Final answer
   x = 6,427.65