Finding the Fourth Proportional to 30,536.74, 42,138.03 and 17,106.22

Step by Step Solution

1. Step 1: Write the proportion equation
   30,536.74 : 42,138.03 = 17,106.22 : x
2. Step 2: Convert to fraction form
   30,536.74/42,138.03 = 17,106.22/x
3. Step 3: Cross multiply
   30,536.74x = 42,138.03 × 17,106.22
4. Step 4: Simplify right side
   30,536.74x = 720,822,411.55
5. Step 5: Solve for x
   x = 720,822,411.55/30,536.74
6. Step 6: Final answer
   x = 23,605.09