Finding the Fourth Proportional to 1,100.63, 1,652.84 and 1,092.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.63 : 1,652.84 = 1,092.13 : x
2. Step 2: Convert to fraction form
   1,100.63/1,652.84 = 1,092.13/x
3. Step 3: Cross multiply
   1,100.63x = 1,652.84 × 1,092.13
4. Step 4: Simplify right side
   1,100.63x = 1,805,116.15
5. Step 5: Solve for x
   x = 1,805,116.15/1,100.63
6. Step 6: Final answer
   x = 1,640.08