Finding the Fourth Proportional to 2,562.89, 3,844.34 and 615.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.89 : 3,844.34 = 615.09 : x
2. Step 2: Convert to fraction form
   2,562.89/3,844.34 = 615.09/x
3. Step 3: Cross multiply
   2,562.89x = 3,844.34 × 615.09
4. Step 4: Simplify right side
   2,562.89x = 2,364,627.01
5. Step 5: Solve for x
   x = 2,364,627.01/2,562.89
6. Step 6: Final answer
   x = 922.64