Finding the Fourth Proportional to 1,576.89, 2,364.59 and 1,136.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,576.89 : 2,364.59 = 1,136.30 : x
2. Step 2: Convert to fraction form
   1,576.89/2,364.59 = 1,136.30/x
3. Step 3: Cross multiply
   1,576.89x = 2,364.59 × 1,136.30
4. Step 4: Simplify right side
   1,576.89x = 2,686,874.63
5. Step 5: Solve for x
   x = 2,686,874.63/1,576.89
6. Step 6: Final answer
   x = 1,703.91