Finding the Fourth Proportional to 30,736.23, 42,415.57 and 17,308.81

Step by Step Solution

1. Step 1: Write the proportion equation
   30,736.23 : 42,415.57 = 17,308.81 : x
2. Step 2: Convert to fraction form
   30,736.23/42,415.57 = 17,308.81/x
3. Step 3: Cross multiply
   30,736.23x = 42,415.57 × 17,308.81
4. Step 4: Simplify right side
   30,736.23x = 734,163,042.17
5. Step 5: Solve for x
   x = 734,163,042.17/30,736.23
6. Step 6: Final answer
   x = 23,885.92