Finding the Fourth Proportional to 53,275.47, 79,926.23 and 17,736.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,275.47 : 79,926.23 = 17,736.72 : x
2. Step 2: Convert to fraction form
   53,275.47/79,926.23 = 17,736.72/x
3. Step 3: Cross multiply
   53,275.47x = 79,926.23 × 17,736.72
4. Step 4: Simplify right side
   53,275.47x = 1,417,629,073.48
5. Step 5: Solve for x
   x = 1,417,629,073.48/53,275.47
6. Step 6: Final answer
   x = 26,609.41