Finding the Fourth Proportional to 7,470.14, 10,308.71 and 4,112.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,470.14 : 10,308.71 = 4,112.89 : x
2. Step 2: Convert to fraction form
   7,470.14/10,308.71 = 4,112.89/x
3. Step 3: Cross multiply
   7,470.14x = 10,308.71 × 4,112.89
4. Step 4: Simplify right side
   7,470.14x = 42,398,574.78
5. Step 5: Solve for x
   x = 42,398,574.78/7,470.14
6. Step 6: Final answer
   x = 5,675.74