Finding the Fourth Proportional to 1,874.79, 2,810.52 and 704.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,874.79 : 2,810.52 = 704.07 : x
2. Step 2: Convert to fraction form
   1,874.79/2,810.52 = 704.07/x
3. Step 3: Cross multiply
   1,874.79x = 2,810.52 × 704.07
4. Step 4: Simplify right side
   1,874.79x = 1,978,802.82
5. Step 5: Solve for x
   x = 1,978,802.82/1,874.79
6. Step 6: Final answer
   x = 1,055.48