Finding the Fourth Proportional to 4,807.25, 7,211.76 and 1,520.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,807.25 : 7,211.76 = 1,520.82 : x
2. Step 2: Convert to fraction form
   4,807.25/7,211.76 = 1,520.82/x
3. Step 3: Cross multiply
   4,807.25x = 7,211.76 × 1,520.82
4. Step 4: Simplify right side
   4,807.25x = 10,967,788.84
5. Step 5: Solve for x
   x = 10,967,788.84/4,807.25
6. Step 6: Final answer
   x = 2,281.51