Finding the Fourth Proportional to 8,590.56, 11,847.72 and 5,446.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,590.56 : 11,847.72 = 5,446.08 : x
2. Step 2: Convert to fraction form
   8,590.56/11,847.72 = 5,446.08/x
3. Step 3: Cross multiply
   8,590.56x = 11,847.72 × 5,446.08
4. Step 4: Simplify right side
   8,590.56x = 64,523,630.94
5. Step 5: Solve for x
   x = 64,523,630.94/8,590.56
6. Step 6: Final answer
   x = 7,510.99