Finding the Fourth Proportional to 31,845.83, 43,949.69 and 19,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,845.83 : 43,949.69 = 19,099.50 : x
2. Step 2: Convert to fraction form
   31,845.83/43,949.69 = 19,099.50/x
3. Step 3: Cross multiply
   31,845.83x = 43,949.69 × 19,099.50
4. Step 4: Simplify right side
   31,845.83x = 839,416,915.47
5. Step 5: Solve for x
   x = 839,416,915.47/31,845.83
6. Step 6: Final answer
   x = 26,358.77