Finding the Fourth Proportional to 9,019.68, 13,530.06 and 5,116.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.68 : 13,530.06 = 5,116.56 : x
2. Step 2: Convert to fraction form
   9,019.68/13,530.06 = 5,116.56/x
3. Step 3: Cross multiply
   9,019.68x = 13,530.06 × 5,116.56
4. Step 4: Simplify right side
   9,019.68x = 69,227,363.79
5. Step 5: Solve for x
   x = 69,227,363.79/9,019.68
6. Step 6: Final answer
   x = 7,675.15