Finding the Fourth Proportional to 12,361.86, 18,538.29 and 3,594.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,361.86 : 18,538.29 = 3,594.42 : x
2. Step 2: Convert to fraction form
   12,361.86/18,538.29 = 3,594.42/x
3. Step 3: Cross multiply
   12,361.86x = 18,538.29 × 3,594.42
4. Step 4: Simplify right side
   12,361.86x = 66,634,400.34
5. Step 5: Solve for x
   x = 66,634,400.34/12,361.86
6. Step 6: Final answer
   x = 5,390.32