Finding the Fourth Proportional to 19,499.78, 29,249.42 and 4,708.62

Step by Step Solution

1. Step 1: Write the proportion equation
   19,499.78 : 29,249.42 = 4,708.62 : x
2. Step 2: Convert to fraction form
   19,499.78/29,249.42 = 4,708.62/x
3. Step 3: Cross multiply
   19,499.78x = 29,249.42 × 4,708.62
4. Step 4: Simplify right side
   19,499.78x = 137,724,380.46
5. Step 5: Solve for x
   x = 137,724,380.46/19,499.78
6. Step 6: Final answer
   x = 7,062.87