Finding the Fourth Proportional to 31,012.66, 42,798.81 and 17,583.81

Step by Step Solution

1. Step 1: Write the proportion equation
   31,012.66 : 42,798.81 = 17,583.81 : x
2. Step 2: Convert to fraction form
   31,012.66/42,798.81 = 17,583.81/x
3. Step 3: Cross multiply
   31,012.66x = 42,798.81 × 17,583.81
4. Step 4: Simplify right side
   31,012.66x = 752,566,143.27
5. Step 5: Solve for x
   x = 752,566,143.27/31,012.66
6. Step 6: Final answer
   x = 24,266.42