Finding the Fourth Proportional to 1,914.06, 2,641.41 and 1,086.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914.06 : 2,641.41 = 1,086.06 : x
2. Step 2: Convert to fraction form
   1,914.06/2,641.41 = 1,086.06/x
3. Step 3: Cross multiply
   1,914.06x = 2,641.41 × 1,086.06
4. Step 4: Simplify right side
   1,914.06x = 2,868,729.74
5. Step 5: Solve for x
   x = 2,868,729.74/1,914.06
6. Step 6: Final answer
   x = 1,498.77