Finding the Fourth Proportional to 1,795.78, 2,478.45 and 1,010.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,795.78 : 2,478.45 = 1,010.10 : x
2. Step 2: Convert to fraction form
   1,795.78/2,478.45 = 1,010.10/x
3. Step 3: Cross multiply
   1,795.78x = 2,478.45 × 1,010.10
4. Step 4: Simplify right side
   1,795.78x = 2,503,482.35
5. Step 5: Solve for x
   x = 2,503,482.35/1,795.78
6. Step 6: Final answer
   x = 1,394.09