Finding the Fourth Proportional to 1,554.42, 2,317.71 and 1,535.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554.42 : 2,317.71 = 1,535.22 : x
2. Step 2: Convert to fraction form
   1,554.42/2,317.71 = 1,535.22/x
3. Step 3: Cross multiply
   1,554.42x = 2,317.71 × 1,535.22
4. Step 4: Simplify right side
   1,554.42x = 3,558,194.75
5. Step 5: Solve for x
   x = 3,558,194.75/1,554.42
6. Step 6: Final answer
   x = 2,289.08