Finding the Fourth Proportional to 8,695.96, 13,064.76 and 5,582.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,695.96 : 13,064.76 = 5,582.05 : x
2. Step 2: Convert to fraction form
   8,695.96/13,064.76 = 5,582.05/x
3. Step 3: Cross multiply
   8,695.96x = 13,064.76 × 5,582.05
4. Step 4: Simplify right side
   8,695.96x = 72,928,110.90
5. Step 5: Solve for x
   x = 72,928,110.90/8,695.96
6. Step 6: Final answer
   x = 8,386.44