Finding the Fourth Proportional to 31,033, 42,826.08 and 16,886.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,033 : 42,826.08 = 16,886.08 : x
2. Step 2: Convert to fraction form
   31,033/42,826.08 = 16,886.08/x
3. Step 3: Cross multiply
   31,033x = 42,826.08 × 16,886.08
4. Step 4: Simplify right side
   31,033x = 723,164,612.97
5. Step 5: Solve for x
   x = 723,164,612.97/31,033
6. Step 6: Final answer
   x = 23,303.08