Finding the Fourth Proportional to 30,585.83, 42,205.59 and 17,154.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,585.83 : 42,205.59 = 17,154.50 : x
2. Step 2: Convert to fraction form
   30,585.83/42,205.59 = 17,154.50/x
3. Step 3: Cross multiply
   30,585.83x = 42,205.59 × 17,154.50
4. Step 4: Simplify right side
   30,585.83x = 724,015,582.63
5. Step 5: Solve for x
   x = 724,015,582.63/30,585.83
6. Step 6: Final answer
   x = 23,671.61