Finding the Fourth Proportional to 1,922.34, 2,651.31 and 1,259.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.34 : 2,651.31 = 1,259.06 : x
2. Step 2: Convert to fraction form
   1,922.34/2,651.31 = 1,259.06/x
3. Step 3: Cross multiply
   1,922.34x = 2,651.31 × 1,259.06
4. Step 4: Simplify right side
   1,922.34x = 3,338,166.06
5. Step 5: Solve for x
   x = 3,338,166.06/1,922.34
6. Step 6: Final answer
   x = 1,736.51