Finding the Fourth Proportional to 31,096.28, 42,913.32 and 19,152.83

Step by Step Solution

1. Step 1: Write the proportion equation
   31,096.28 : 42,913.32 = 19,152.83 : x
2. Step 2: Convert to fraction form
   31,096.28/42,913.32 = 19,152.83/x
3. Step 3: Cross multiply
   31,096.28x = 42,913.32 × 19,152.83
4. Step 4: Simplify right side
   31,096.28x = 821,911,522.70
5. Step 5: Solve for x
   x = 821,911,522.70/31,096.28
6. Step 6: Final answer
   x = 26,431.18