Finding the Fourth Proportional to 7,470.15, 10,309.05 and 4,113.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,470.15 : 10,309.05 = 4,113.32 : x
2. Step 2: Convert to fraction form
   7,470.15/10,309.05 = 4,113.32/x
3. Step 3: Cross multiply
   7,470.15x = 10,309.05 × 4,113.32
4. Step 4: Simplify right side
   7,470.15x = 42,404,370.00
5. Step 5: Solve for x
   x = 42,404,370.00/7,470.15
6. Step 6: Final answer
   x = 5,676.51