Finding the Fourth Proportional to 1,540.33, 2,123.62 and 1,136.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.33 : 2,123.62 = 1,136.34 : x
2. Step 2: Convert to fraction form
   1,540.33/2,123.62 = 1,136.34/x
3. Step 3: Cross multiply
   1,540.33x = 2,123.62 × 1,136.34
4. Step 4: Simplify right side
   1,540.33x = 2,413,151.51
5. Step 5: Solve for x
   x = 2,413,151.51/1,540.33
6. Step 6: Final answer
   x = 1,566.65