Finding the Fourth Proportional to 13,870.56, 19,141.44 and 7,583.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,870.56 : 19,141.44 = 7,583.04 : x
2. Step 2: Convert to fraction form
   13,870.56/19,141.44 = 7,583.04/x
3. Step 3: Cross multiply
   13,870.56x = 19,141.44 × 7,583.04
4. Step 4: Simplify right side
   13,870.56x = 145,150,305.18
5. Step 5: Solve for x
   x = 145,150,305.18/13,870.56
6. Step 6: Final answer
   x = 10,464.63