Finding the Fourth Proportional to 7,019.06, 9,686.27 and 3,875.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.06 : 9,686.27 = 3,875.22 : x
2. Step 2: Convert to fraction form
   7,019.06/9,686.27 = 3,875.22/x
3. Step 3: Cross multiply
   7,019.06x = 9,686.27 × 3,875.22
4. Step 4: Simplify right side
   7,019.06x = 37,536,461.13
5. Step 5: Solve for x
   x = 37,536,461.13/7,019.06
6. Step 6: Final answer
   x = 5,347.79