Finding the Fourth Proportional to 9,018.29, 13,525.74 and 2,443.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,018.29 : 13,525.74 = 2,443.61 : x
2. Step 2: Convert to fraction form
   9,018.29/13,525.74 = 2,443.61/x
3. Step 3: Cross multiply
   9,018.29x = 13,525.74 × 2,443.61
4. Step 4: Simplify right side
   9,018.29x = 33,051,667.34
5. Step 5: Solve for x
   x = 33,051,667.34/9,018.29
6. Step 6: Final answer
   x = 3,664.96