Finding the Fourth Proportional to 30,695.56, 42,359.59 and 17,266.91

Step by Step Solution

1. Step 1: Write the proportion equation
   30,695.56 : 42,359.59 = 17,266.91 : x
2. Step 2: Convert to fraction form
   30,695.56/42,359.59 = 17,266.91/x
3. Step 3: Cross multiply
   30,695.56x = 42,359.59 × 17,266.91
4. Step 4: Simplify right side
   30,695.56x = 731,419,395.36
5. Step 5: Solve for x
   x = 731,419,395.36/30,695.56
6. Step 6: Final answer
   x = 23,828.18