Finding the Fourth Proportional to 8,705.83, 12,017.47 and 5,874.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,705.83 : 12,017.47 = 5,874.88 : x
2. Step 2: Convert to fraction form
   8,705.83/12,017.47 = 5,874.88/x
3. Step 3: Cross multiply
   8,705.83x = 12,017.47 × 5,874.88
4. Step 4: Simplify right side
   8,705.83x = 70,601,134.07
5. Step 5: Solve for x
   x = 70,601,134.07/8,705.83
6. Step 6: Final answer
   x = 8,109.64