Finding the Fourth Proportional to 31,374.95, 43,286.76 and 17,936.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,374.95 : 43,286.76 = 17,936.69 : x
2. Step 2: Convert to fraction form
   31,374.95/43,286.76 = 17,936.69/x
3. Step 3: Cross multiply
   31,374.95x = 43,286.76 × 17,936.69
4. Step 4: Simplify right side
   31,374.95x = 776,420,978.79
5. Step 5: Solve for x
   x = 776,420,978.79/31,374.95
6. Step 6: Final answer
   x = 24,746.53