Finding the Fourth Proportional to 7,470.83, 10,309.66 and 4,113.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,470.83 : 10,309.66 = 4,113.57 : x
2. Step 2: Convert to fraction form
   7,470.83/10,309.66 = 4,113.57/x
3. Step 3: Cross multiply
   7,470.83x = 10,309.66 × 4,113.57
4. Step 4: Simplify right side
   7,470.83x = 42,409,487.52
5. Step 5: Solve for x
   x = 42,409,487.52/7,470.83
6. Step 6: Final answer
   x = 5,676.68