Finding the Fourth Proportional to 1,980.21, 2,732.47 and 1,095.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.21 : 2,732.47 = 1,095.94 : x
2. Step 2: Convert to fraction form
   1,980.21/2,732.47 = 1,095.94/x
3. Step 3: Cross multiply
   1,980.21x = 2,732.47 × 1,095.94
4. Step 4: Simplify right side
   1,980.21x = 2,994,617.69
5. Step 5: Solve for x
   x = 2,994,617.69/1,980.21
6. Step 6: Final answer
   x = 1,512.27