Finding the Fourth Proportional to 30,339.99, 41,870.16 and 16,914.11

Step by Step Solution

1. Step 1: Write the proportion equation
   30,339.99 : 41,870.16 = 16,914.11 : x
2. Step 2: Convert to fraction form
   30,339.99/41,870.16 = 16,914.11/x
3. Step 3: Cross multiply
   30,339.99x = 41,870.16 × 16,914.11
4. Step 4: Simplify right side
   30,339.99x = 708,196,282.61
5. Step 5: Solve for x
   x = 708,196,282.61/30,339.99
6. Step 6: Final answer
   x = 23,342.01