Finding the Fourth Proportional to 1,736.05, 2,396.17 and 1,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736.05 : 2,396.17 = 1,072.50 : x
2. Step 2: Convert to fraction form
   1,736.05/2,396.17 = 1,072.50/x
3. Step 3: Cross multiply
   1,736.05x = 2,396.17 × 1,072.50
4. Step 4: Simplify right side
   1,736.05x = 2,569,900.02
5. Step 5: Solve for x
   x = 2,569,900.02/1,736.05
6. Step 6: Final answer
   x = 1,480.32