Finding the Fourth Proportional to 7,389.10, 10,196.77 and 4,031.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,389.10 : 10,196.77 = 4,031.92 : x
2. Step 2: Convert to fraction form
   7,389.10/10,196.77 = 4,031.92/x
3. Step 3: Cross multiply
   7,389.10x = 10,196.77 × 4,031.92
4. Step 4: Simplify right side
   7,389.10x = 41,112,560.90
5. Step 5: Solve for x
   x = 41,112,560.90/7,389.10
6. Step 6: Final answer
   x = 5,563.95