Finding the Fourth Proportional to 7,019.91, 9,687.53 and 3,876.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.91 : 9,687.53 = 3,876.10 : x
2. Step 2: Convert to fraction form
   7,019.91/9,687.53 = 3,876.10/x
3. Step 3: Cross multiply
   7,019.91x = 9,687.53 × 3,876.10
4. Step 4: Simplify right side
   7,019.91x = 37,549,791.43
5. Step 5: Solve for x
   x = 37,549,791.43/7,019.91
6. Step 6: Final answer
   x = 5,349.04