Finding the Fourth Proportional to 5,019.56, 7,528.74 and 1,322.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,019.56 : 7,528.74 = 1,322.07 : x
2. Step 2: Convert to fraction form
   5,019.56/7,528.74 = 1,322.07/x
3. Step 3: Cross multiply
   5,019.56x = 7,528.74 × 1,322.07
4. Step 4: Simplify right side
   5,019.56x = 9,953,521.29
5. Step 5: Solve for x
   x = 9,953,521.29/5,019.56
6. Step 6: Final answer
   x = 1,982.95