Finding the Fourth Proportional to 19,196.42, 28,774.89 and 7,347.41

Step by Step Solution

1. Step 1: Write the proportion equation
   19,196.42 : 28,774.89 = 7,347.41 : x
2. Step 2: Convert to fraction form
   19,196.42/28,774.89 = 7,347.41/x
3. Step 3: Cross multiply
   19,196.42x = 28,774.89 × 7,347.41
4. Step 4: Simplify right side
   19,196.42x = 211,420,878.57
5. Step 5: Solve for x
   x = 211,420,878.57/19,196.42
6. Step 6: Final answer
   x = 11,013.56