Finding the Fourth Proportional to 31,052.43, 42,851.00 and 16,905.27

Step by Step Solution

1. Step 1: Write the proportion equation
   31,052.43 : 42,851.00 = 16,905.27 : x
2. Step 2: Convert to fraction form
   31,052.43/42,851.00 = 16,905.27/x
3. Step 3: Cross multiply
   31,052.43x = 42,851.00 × 16,905.27
4. Step 4: Simplify right side
   31,052.43x = 724,407,640.24
5. Step 5: Solve for x
   x = 724,407,640.24/31,052.43
6. Step 6: Final answer
   x = 23,328.53