Finding the Fourth Proportional to 7,086.06, 10,670.58 and 5,250.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,086.06 : 10,670.58 = 5,250.20 : x
2. Step 2: Convert to fraction form
   7,086.06/10,670.58 = 5,250.20/x
3. Step 3: Cross multiply
   7,086.06x = 10,670.58 × 5,250.20
4. Step 4: Simplify right side
   7,086.06x = 56,022,625.76
5. Step 5: Solve for x
   x = 56,022,625.76/7,086.06
6. Step 6: Final answer
   x = 7,906.03