Finding the Fourth Proportional to 31,842.02, 43,930.78 and 19,099.33

Step by Step Solution

1. Step 1: Write the proportion equation
   31,842.02 : 43,930.78 = 19,099.33 : x
2. Step 2: Convert to fraction form
   31,842.02/43,930.78 = 19,099.33/x
3. Step 3: Cross multiply
   31,842.02x = 43,930.78 × 19,099.33
4. Step 4: Simplify right side
   31,842.02x = 839,048,441.09
5. Step 5: Solve for x
   x = 839,048,441.09/31,842.02
6. Step 6: Final answer
   x = 26,350.35