Finding the Fourth Proportional to 7,019.88, 9,687.43 and 3,876.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.88 : 9,687.43 = 3,876.06 : x
2. Step 2: Convert to fraction form
   7,019.88/9,687.43 = 3,876.06/x
3. Step 3: Cross multiply
   7,019.88x = 9,687.43 × 3,876.06
4. Step 4: Simplify right side
   7,019.88x = 37,549,059.93
5. Step 5: Solve for x
   x = 37,549,059.93/7,019.88
6. Step 6: Final answer
   x = 5,348.96