Finding the Fourth Proportional to 19,254.42, 28,877.58 and 7,404.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,254.42 : 28,877.58 = 7,404.42 : x
2. Step 2: Convert to fraction form
   19,254.42/28,877.58 = 7,404.42/x
3. Step 3: Cross multiply
   19,254.42x = 28,877.58 × 7,404.42
4. Step 4: Simplify right side
   19,254.42x = 213,821,730.90
5. Step 5: Solve for x
   x = 213,821,730.90/19,254.42
6. Step 6: Final answer
   x = 11,105.07