Finding the Fourth Proportional to 30,946.02, 42,705.61 and 16,798.86

Step by Step Solution

1. Step 1: Write the proportion equation
   30,946.02 : 42,705.61 = 16,798.86 : x
2. Step 2: Convert to fraction form
   30,946.02/42,705.61 = 16,798.86/x
3. Step 3: Cross multiply
   30,946.02x = 42,705.61 × 16,798.86
4. Step 4: Simplify right side
   30,946.02x = 717,405,616.10
5. Step 5: Solve for x
   x = 717,405,616.10/30,946.02
6. Step 6: Final answer
   x = 23,182.49