Finding the Fourth Proportional to 1,820.27, 2,726.24 and 1,088.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820.27 : 2,726.24 = 1,088.34 : x
2. Step 2: Convert to fraction form
   1,820.27/2,726.24 = 1,088.34/x
3. Step 3: Cross multiply
   1,820.27x = 2,726.24 × 1,088.34
4. Step 4: Simplify right side
   1,820.27x = 2,967,070.60
5. Step 5: Solve for x
   x = 2,967,070.60/1,820.27
6. Step 6: Final answer
   x = 1,630.02