Finding the Fourth Proportional to 31,110.84, 42,933.24 and 16,963.74

Step by Step Solution

1. Step 1: Write the proportion equation
   31,110.84 : 42,933.24 = 16,963.74 : x
2. Step 2: Convert to fraction form
   31,110.84/42,933.24 = 16,963.74/x
3. Step 3: Cross multiply
   31,110.84x = 42,933.24 × 16,963.74
4. Step 4: Simplify right side
   31,110.84x = 728,308,320.72
5. Step 5: Solve for x
   x = 728,308,320.72/31,110.84
6. Step 6: Final answer
   x = 23,410.11