Finding the Fourth Proportional to 30,840.50, 42,560.01 and 16,693.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,840.50 : 42,560.01 = 16,693.34 : x
2. Step 2: Convert to fraction form
   30,840.50/42,560.01 = 16,693.34/x
3. Step 3: Cross multiply
   30,840.50x = 42,560.01 × 16,693.34
4. Step 4: Simplify right side
   30,840.50x = 710,468,504.53
5. Step 5: Solve for x
   x = 710,468,504.53/30,840.50
6. Step 6: Final answer
   x = 23,036.87