Finding the Fourth Proportional to 19,766.50, 29,647.55 and 4,975.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,766.50 : 29,647.55 = 4,975.42 : x
2. Step 2: Convert to fraction form
   19,766.50/29,647.55 = 4,975.42/x
3. Step 3: Cross multiply
   19,766.50x = 29,647.55 × 4,975.42
4. Step 4: Simplify right side
   19,766.50x = 147,509,013.22
5. Step 5: Solve for x
   x = 147,509,013.22/19,766.50
6. Step 6: Final answer
   x = 7,462.58