Finding the Fourth Proportional to 7,019.87, 10,532.51 and 5,020.81

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.87 : 10,532.51 = 5,020.81 : x
2. Step 2: Convert to fraction form
   7,019.87/10,532.51 = 5,020.81/x
3. Step 3: Cross multiply
   7,019.87x = 10,532.51 × 5,020.81
4. Step 4: Simplify right side
   7,019.87x = 52,881,714.43
5. Step 5: Solve for x
   x = 52,881,714.43/7,019.87
6. Step 6: Final answer
   x = 7,533.15