Finding the Fourth Proportional to 9,020.10, 13,528.59 and 2,445.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,020.10 : 13,528.59 = 2,445.42 : x
2. Step 2: Convert to fraction form
   9,020.10/13,528.59 = 2,445.42/x
3. Step 3: Cross multiply
   9,020.10x = 13,528.59 × 2,445.42
4. Step 4: Simplify right side
   9,020.10x = 33,083,084.56
5. Step 5: Solve for x
   x = 33,083,084.56/9,020.10
6. Step 6: Final answer
   x = 3,667.71