Finding the Fourth Proportional to 11,361.30, 17,042.10 and 3,570.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,361.30 : 17,042.10 = 3,570.12 : x
2. Step 2: Convert to fraction form
   11,361.30/17,042.10 = 3,570.12/x
3. Step 3: Cross multiply
   11,361.30x = 17,042.10 × 3,570.12
4. Step 4: Simplify right side
   11,361.30x = 60,842,342.05
5. Step 5: Solve for x
   x = 60,842,342.05/11,361.30
6. Step 6: Final answer
   x = 5,355.23