Finding the Fourth Proportional to 1,736.78, 2,397.56 and 1,074.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736.78 : 2,397.56 = 1,074.02 : x
2. Step 2: Convert to fraction form
   1,736.78/2,397.56 = 1,074.02/x
3. Step 3: Cross multiply
   1,736.78x = 2,397.56 × 1,074.02
4. Step 4: Simplify right side
   1,736.78x = 2,575,027.39
5. Step 5: Solve for x
   x = 2,575,027.39/1,736.78
6. Step 6: Final answer
   x = 1,482.64