Finding the Fourth Proportional to 1,967.68, 2,715.40 and 1,083.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,967.68 : 2,715.40 = 1,083.48 : x
2. Step 2: Convert to fraction form
   1,967.68/2,715.40 = 1,083.48/x
3. Step 3: Cross multiply
   1,967.68x = 2,715.40 × 1,083.48
4. Step 4: Simplify right side
   1,967.68x = 2,942,081.59
5. Step 5: Solve for x
   x = 2,942,081.59/1,967.68
6. Step 6: Final answer
   x = 1,495.20