Finding the Fourth Proportional to 10,442.87, 15,664.84 and 3,047.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,442.87 : 15,664.84 = 3,047.89 : x
2. Step 2: Convert to fraction form
   10,442.87/15,664.84 = 3,047.89/x
3. Step 3: Cross multiply
   10,442.87x = 15,664.84 × 3,047.89
4. Step 4: Simplify right side
   10,442.87x = 47,744,662.41
5. Step 5: Solve for x
   x = 47,744,662.41/10,442.87
6. Step 6: Final answer
   x = 4,571.99