Finding the Fourth Proportional to 30,840.18, 42,559.59 and 16,693.02

Step by Step Solution

1. Step 1: Write the proportion equation
   30,840.18 : 42,559.59 = 16,693.02 : x
2. Step 2: Convert to fraction form
   30,840.18/42,559.59 = 16,693.02/x
3. Step 3: Cross multiply
   30,840.18x = 42,559.59 × 16,693.02
4. Step 4: Simplify right side
   30,840.18x = 710,448,087.06
5. Step 5: Solve for x
   x = 710,448,087.06/30,840.18
6. Step 6: Final answer
   x = 23,036.44