Finding the Fourth Proportional to 31,127.82, 42,955.47 and 17,700.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,127.82 : 42,955.47 = 17,700.54 : x
2. Step 2: Convert to fraction form
   31,127.82/42,955.47 = 17,700.54/x
3. Step 3: Cross multiply
   31,127.82x = 42,955.47 × 17,700.54
4. Step 4: Simplify right side
   31,127.82x = 760,335,014.95
5. Step 5: Solve for x
   x = 760,335,014.95/31,127.82
6. Step 6: Final answer
   x = 24,426.22