Finding the Fourth Proportional to 30,131.98, 41,584.69 and 16,707.45

Step by Step Solution

1. Step 1: Write the proportion equation
   30,131.98 : 41,584.69 = 16,707.45 : x
2. Step 2: Convert to fraction form
   30,131.98/41,584.69 = 16,707.45/x
3. Step 3: Cross multiply
   30,131.98x = 41,584.69 × 16,707.45
4. Step 4: Simplify right side
   30,131.98x = 694,773,837.48
5. Step 5: Solve for x
   x = 694,773,837.48/30,131.98
6. Step 6: Final answer
   x = 23,057.69