Finding the Fourth Proportional to 13,974.07, 19,284.34 and 7,600.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,974.07 : 19,284.34 = 7,600.72 : x
2. Step 2: Convert to fraction form
   13,974.07/19,284.34 = 7,600.72/x
3. Step 3: Cross multiply
   13,974.07x = 19,284.34 × 7,600.72
4. Step 4: Simplify right side
   13,974.07x = 146,574,868.72
5. Step 5: Solve for x
   x = 146,574,868.72/13,974.07
6. Step 6: Final answer
   x = 10,489.06