Finding the Fourth Proportional to 9,089.60, 12,544.68 and 5,056.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,089.60 : 12,544.68 = 5,056.82 : x
2. Step 2: Convert to fraction form
   9,089.60/12,544.68 = 5,056.82/x
3. Step 3: Cross multiply
   9,089.60x = 12,544.68 × 5,056.82
4. Step 4: Simplify right side
   9,089.60x = 63,436,188.72
5. Step 5: Solve for x
   x = 63,436,188.72/9,089.60
6. Step 6: Final answer
   x = 6,978.99