Finding the Fourth Proportional to 1,886.02, 2,602.24 and 1,100.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886.02 : 2,602.24 = 1,100.12 : x
2. Step 2: Convert to fraction form
   1,886.02/2,602.24 = 1,100.12/x
3. Step 3: Cross multiply
   1,886.02x = 2,602.24 × 1,100.12
4. Step 4: Simplify right side
   1,886.02x = 2,862,760.51
5. Step 5: Solve for x
   x = 2,862,760.51/1,886.02
6. Step 6: Final answer
   x = 1,517.89