Finding the Fourth Proportional to 30,584.51, 42,206.37 and 17,155.48

Step by Step Solution

1. Step 1: Write the proportion equation
   30,584.51 : 42,206.37 = 17,155.48 : x
2. Step 2: Convert to fraction form
   30,584.51/42,206.37 = 17,155.48/x
3. Step 3: Cross multiply
   30,584.51x = 42,206.37 × 17,155.48
4. Step 4: Simplify right side
   30,584.51x = 724,070,356.67
5. Step 5: Solve for x
   x = 724,070,356.67/30,584.51
6. Step 6: Final answer
   x = 23,674.41