Finding the Fourth Proportional to 2,611.84, 3,918.27 and 1,151.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.84 : 3,918.27 = 1,151.00 : x
2. Step 2: Convert to fraction form
   2,611.84/3,918.27 = 1,151.00/x
3. Step 3: Cross multiply
   2,611.84x = 3,918.27 × 1,151.00
4. Step 4: Simplify right side
   2,611.84x = 4,509,938.57
5. Step 5: Solve for x
   x = 4,509,938.57/2,611.84
6. Step 6: Final answer
   x = 1,726.73