Finding the Fourth Proportional to 30,891.32, 42,629.56 and 17,462.12

Step by Step Solution

1. Step 1: Write the proportion equation
   30,891.32 : 42,629.56 = 17,462.12 : x
2. Step 2: Convert to fraction form
   30,891.32/42,629.56 = 17,462.12/x
3. Step 3: Cross multiply
   30,891.32x = 42,629.56 × 17,462.12
4. Step 4: Simplify right side
   30,891.32x = 744,402,235.46
5. Step 5: Solve for x
   x = 744,402,235.46/30,891.32
6. Step 6: Final answer
   x = 24,097.45