Finding the Fourth Proportional to 7,017.91, 10,526.83 and 2,020.40

Step by Step Solution

1. Step 1: Write the proportion equation
   7,017.91 : 10,526.83 = 2,020.40 : x
2. Step 2: Convert to fraction form
   7,017.91/10,526.83 = 2,020.40/x
3. Step 3: Cross multiply
   7,017.91x = 10,526.83 × 2,020.40
4. Step 4: Simplify right side
   7,017.91x = 21,268,407.33
5. Step 5: Solve for x
   x = 21,268,407.33/7,017.91
6. Step 6: Final answer
   x = 3,030.59