Finding the Fourth Proportional to 30,833.97, 42,551.01 and 16,686.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,833.97 : 42,551.01 = 16,686.82 : x
2. Step 2: Convert to fraction form
   30,833.97/42,551.01 = 16,686.82/x
3. Step 3: Cross multiply
   30,833.97x = 42,551.01 × 16,686.82
4. Step 4: Simplify right side
   30,833.97x = 710,041,000.89
5. Step 5: Solve for x
   x = 710,041,000.89/30,833.97
6. Step 6: Final answer
   x = 23,027.88