Finding the Fourth Proportional to 4,810.51, 7,216.85 and 1,523.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,810.51 : 7,216.85 = 1,523.31 : x
2. Step 2: Convert to fraction form
   4,810.51/7,216.85 = 1,523.31/x
3. Step 3: Cross multiply
   4,810.51x = 7,216.85 × 1,523.31
4. Step 4: Simplify right side
   4,810.51x = 10,993,499.77
5. Step 5: Solve for x
   x = 10,993,499.77/4,810.51
6. Step 6: Final answer
   x = 2,285.31