Finding the Fourth Proportional to 30,475.62, 42,056.05 and 17,046.72

Step by Step Solution

1. Step 1: Write the proportion equation
   30,475.62 : 42,056.05 = 17,046.72 : x
2. Step 2: Convert to fraction form
   30,475.62/42,056.05 = 17,046.72/x
3. Step 3: Cross multiply
   30,475.62x = 42,056.05 × 17,046.72
4. Step 4: Simplify right side
   30,475.62x = 716,917,708.66
5. Step 5: Solve for x
   x = 716,917,708.66/30,475.62
6. Step 6: Final answer
   x = 23,524.30