Finding the Fourth Proportional to 1,984.32, 2,738.40 and 1,156.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.32 : 2,738.40 = 1,156.16 : x
2. Step 2: Convert to fraction form
   1,984.32/2,738.40 = 1,156.16/x
3. Step 3: Cross multiply
   1,984.32x = 2,738.40 × 1,156.16
4. Step 4: Simplify right side
   1,984.32x = 3,166,028.54
5. Step 5: Solve for x
   x = 3,166,028.54/1,984.32
6. Step 6: Final answer
   x = 1,595.52