Finding the Fourth Proportional to 1,154.84, 1,723.94 and 1,072.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154.84 : 1,723.94 = 1,072.82 : x
2. Step 2: Convert to fraction form
   1,154.84/1,723.94 = 1,072.82/x
3. Step 3: Cross multiply
   1,154.84x = 1,723.94 × 1,072.82
4. Step 4: Simplify right side
   1,154.84x = 1,849,477.31
5. Step 5: Solve for x
   x = 1,849,477.31/1,154.84
6. Step 6: Final answer
   x = 1,601.50