Finding the Fourth Proportional to 30,759.34, 42,447.88 and 16,612.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,759.34 : 42,447.88 = 16,612.18 : x
2. Step 2: Convert to fraction form
   30,759.34/42,447.88 = 16,612.18/x
3. Step 3: Cross multiply
   30,759.34x = 42,447.88 × 16,612.18
4. Step 4: Simplify right side
   30,759.34x = 705,151,823.18
5. Step 5: Solve for x
   x = 705,151,823.18/30,759.34
6. Step 6: Final answer
   x = 22,924.80