Finding the Fourth Proportional to 2,460.52, 3,691.05 and 816.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460.52 : 3,691.05 = 816.94 : x
2. Step 2: Convert to fraction form
   2,460.52/3,691.05 = 816.94/x
3. Step 3: Cross multiply
   2,460.52x = 3,691.05 × 816.94
4. Step 4: Simplify right side
   2,460.52x = 3,015,366.39
5. Step 5: Solve for x
   x = 3,015,366.39/2,460.52
6. Step 6: Final answer
   x = 1,225.50