Finding the Fourth Proportional to 7,907.59, 10,912.42 and 4,551.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,907.59 : 10,912.42 = 4,551.05 : x
2. Step 2: Convert to fraction form
   7,907.59/10,912.42 = 4,551.05/x
3. Step 3: Cross multiply
   7,907.59x = 10,912.42 × 4,551.05
4. Step 4: Simplify right side
   7,907.59x = 49,663,002.01
5. Step 5: Solve for x
   x = 49,663,002.01/7,907.59
6. Step 6: Final answer
   x = 6,280.42