Finding the Fourth Proportional to 1,886.88, 2,602.80 and 1,100.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886.88 : 2,602.80 = 1,100.82 : x
2. Step 2: Convert to fraction form
   1,886.88/2,602.80 = 1,100.82/x
3. Step 3: Cross multiply
   1,886.88x = 2,602.80 × 1,100.82
4. Step 4: Simplify right side
   1,886.88x = 2,865,214.30
5. Step 5: Solve for x
   x = 2,865,214.30/1,886.88
6. Step 6: Final answer
   x = 1,518.49