Finding the Fourth Proportional to 4,815.76, 7,225.72 and 1,697.99

Step by Step Solution

1. Step 1: Write the proportion equation
   4,815.76 : 7,225.72 = 1,697.99 : x
2. Step 2: Convert to fraction form
   4,815.76/7,225.72 = 1,697.99/x
3. Step 3: Cross multiply
   4,815.76x = 7,225.72 × 1,697.99
4. Step 4: Simplify right side
   4,815.76x = 12,269,191.27
5. Step 5: Solve for x
   x = 12,269,191.27/4,815.76
6. Step 6: Final answer
   x = 2,547.72