Finding the Fourth Proportional to 30,832.88, 42,549.37 and 16,685.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,832.88 : 42,549.37 = 16,685.82 : x
2. Step 2: Convert to fraction form
   30,832.88/42,549.37 = 16,685.82/x
3. Step 3: Cross multiply
   30,832.88x = 42,549.37 × 16,685.82
4. Step 4: Simplify right side
   30,832.88x = 709,971,087.22
5. Step 5: Solve for x
   x = 709,971,087.22/30,832.88
6. Step 6: Final answer
   x = 23,026.43