Finding the Fourth Proportional to 30,419.99, 41,980.78 and 17,673.02

Step by Step Solution

1. Step 1: Write the proportion equation
   30,419.99 : 41,980.78 = 17,673.02 : x
2. Step 2: Convert to fraction form
   30,419.99/41,980.78 = 17,673.02/x
3. Step 3: Cross multiply
   30,419.99x = 41,980.78 × 17,673.02
4. Step 4: Simplify right side
   30,419.99x = 741,927,164.56
5. Step 5: Solve for x
   x = 741,927,164.56/30,419.99
6. Step 6: Final answer
   x = 24,389.46