Finding the Fourth Proportional to 2,560.78, 3,837.48 and 1,465.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.78 : 3,837.48 = 1,465.46 : x
2. Step 2: Convert to fraction form
   2,560.78/3,837.48 = 1,465.46/x
3. Step 3: Cross multiply
   2,560.78x = 3,837.48 × 1,465.46
4. Step 4: Simplify right side
   2,560.78x = 5,623,663.15
5. Step 5: Solve for x
   x = 5,623,663.15/2,560.78
6. Step 6: Final answer
   x = 2,196.07