Finding the Fourth Proportional to 7,193.95, 10,783.50 and 3,900.09

Step by Step Solution

1. Step 1: Write the proportion equation
   7,193.95 : 10,783.50 = 3,900.09 : x
2. Step 2: Convert to fraction form
   7,193.95/10,783.50 = 3,900.09/x
3. Step 3: Cross multiply
   7,193.95x = 10,783.50 × 3,900.09
4. Step 4: Simplify right side
   7,193.95x = 42,056,620.52
5. Step 5: Solve for x
   x = 42,056,620.52/7,193.95
6. Step 6: Final answer
   x = 5,846.11