Finding the Fourth Proportional to 53,081.64, 79,630.34 and 17,546.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,081.64 : 79,630.34 = 17,546.72 : x
2. Step 2: Convert to fraction form
   53,081.64/79,630.34 = 17,546.72/x
3. Step 3: Cross multiply
   53,081.64x = 79,630.34 × 17,546.72
4. Step 4: Simplify right side
   53,081.64x = 1,397,250,793.60
5. Step 5: Solve for x
   x = 1,397,250,793.60/53,081.64
6. Step 6: Final answer
   x = 26,322.68