Finding the Fourth Proportional to 10,393.55, 15,592.35 and 3,819.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,393.55 : 15,592.35 = 3,819.78 : x
2. Step 2: Convert to fraction form
   10,393.55/15,592.35 = 3,819.78/x
3. Step 3: Cross multiply
   10,393.55x = 15,592.35 × 3,819.78
4. Step 4: Simplify right side
   10,393.55x = 59,559,346.68
5. Step 5: Solve for x
   x = 59,559,346.68/10,393.55
6. Step 6: Final answer
   x = 5,730.42