Finding the Fourth Proportional to 2,736.63, 4,103.94 and 981.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.63 : 4,103.94 = 981.17 : x
2. Step 2: Convert to fraction form
   2,736.63/4,103.94 = 981.17/x
3. Step 3: Cross multiply
   2,736.63x = 4,103.94 × 981.17
4. Step 4: Simplify right side
   2,736.63x = 4,026,642.29
5. Step 5: Solve for x
   x = 4,026,642.29/2,736.63
6. Step 6: Final answer
   x = 1,471.39