Finding the Fourth Proportional to 1,536.06, 2,118.81 and 1,340.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,536.06 : 2,118.81 = 1,340.04 : x
2. Step 2: Convert to fraction form
   1,536.06/2,118.81 = 1,340.04/x
3. Step 3: Cross multiply
   1,536.06x = 2,118.81 × 1,340.04
4. Step 4: Simplify right side
   1,536.06x = 2,839,290.15
5. Step 5: Solve for x
   x = 2,839,290.15/1,536.06
6. Step 6: Final answer
   x = 1,848.42