Finding the Fourth Proportional to 72,940.42, 109,410.63 and 17,536.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,940.42 : 109,410.63 = 17,536.42 : x
2. Step 2: Convert to fraction form
   72,940.42/109,410.63 = 17,536.42/x
3. Step 3: Cross multiply
   72,940.42x = 109,410.63 × 17,536.42
4. Step 4: Simplify right side
   72,940.42x = 1,918,670,760.14
5. Step 5: Solve for x
   x = 1,918,670,760.14/72,940.42
6. Step 6: Final answer
   x = 26,304.63