Finding the Fourth Proportional to 30,991.41, 42,769.42 and 17,562.52

Step by Step Solution

1. Step 1: Write the proportion equation
   30,991.41 : 42,769.42 = 17,562.52 : x
2. Step 2: Convert to fraction form
   30,991.41/42,769.42 = 17,562.52/x
3. Step 3: Cross multiply
   30,991.41x = 42,769.42 × 17,562.52
4. Step 4: Simplify right side
   30,991.41x = 751,138,803.69
5. Step 5: Solve for x
   x = 751,138,803.69/30,991.41
6. Step 6: Final answer
   x = 24,237.00