Finding the Fourth Proportional to 1,893.69, 2,612.56 and 1,175.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,893.69 : 2,612.56 = 1,175.53 : x
2. Step 2: Convert to fraction form
   1,893.69/2,612.56 = 1,175.53/x
3. Step 3: Cross multiply
   1,893.69x = 2,612.56 × 1,175.53
4. Step 4: Simplify right side
   1,893.69x = 3,071,136.78
5. Step 5: Solve for x
   x = 3,071,136.78/1,893.69
6. Step 6: Final answer
   x = 1,621.78