Finding the Fourth Proportional to 7,014.51, 9,680.04 and 3,870.63

Step by Step Solution

1. Step 1: Write the proportion equation
   7,014.51 : 9,680.04 = 3,870.63 : x
2. Step 2: Convert to fraction form
   7,014.51/9,680.04 = 3,870.63/x
3. Step 3: Cross multiply
   7,014.51x = 9,680.04 × 3,870.63
4. Step 4: Simplify right side
   7,014.51x = 37,467,853.23
5. Step 5: Solve for x
   x = 37,467,853.23/7,014.51
6. Step 6: Final answer
   x = 5,341.48