Finding the Fourth Proportional to 1,961.25, 2,706.43 and 1,076.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,961.25 : 2,706.43 = 1,076.88 : x
2. Step 2: Convert to fraction form
   1,961.25/2,706.43 = 1,076.88/x
3. Step 3: Cross multiply
   1,961.25x = 2,706.43 × 1,076.88
4. Step 4: Simplify right side
   1,961.25x = 2,914,500.34
5. Step 5: Solve for x
   x = 2,914,500.34/1,961.25
6. Step 6: Final answer
   x = 1,486.04