Finding the Fourth Proportional to 31,366.32, 43,284.72 and 17,219.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,366.32 : 43,284.72 = 17,219.04 : x
2. Step 2: Convert to fraction form
   31,366.32/43,284.72 = 17,219.04/x
3. Step 3: Cross multiply
   31,366.32x = 43,284.72 × 17,219.04
4. Step 4: Simplify right side
   31,366.32x = 745,321,325.07
5. Step 5: Solve for x
   x = 745,321,325.07/31,366.32
6. Step 6: Final answer
   x = 23,761.84