Finding the Fourth Proportional to 1,902.72, 2,625.79 and 1,194.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.72 : 2,625.79 = 1,194.59 : x
2. Step 2: Convert to fraction form
   1,902.72/2,625.79 = 1,194.59/x
3. Step 3: Cross multiply
   1,902.72x = 2,625.79 × 1,194.59
4. Step 4: Simplify right side
   1,902.72x = 3,136,742.48
5. Step 5: Solve for x
   x = 3,136,742.48/1,902.72
6. Step 6: Final answer
   x = 1,648.56