Finding the Fourth Proportional to 30,501.80, 42,092.48 and 17,073.06

Step by Step Solution

1. Step 1: Write the proportion equation
   30,501.80 : 42,092.48 = 17,073.06 : x
2. Step 2: Convert to fraction form
   30,501.80/42,092.48 = 17,073.06/x
3. Step 3: Cross multiply
   30,501.80x = 42,092.48 × 17,073.06
4. Step 4: Simplify right side
   30,501.80x = 718,647,140.76
5. Step 5: Solve for x
   x = 718,647,140.76/30,501.80
6. Step 6: Final answer
   x = 23,560.81