Finding the Fourth Proportional to 1,996.59, 2,755.05 and 1,112.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.59 : 2,755.05 = 1,112.45 : x
2. Step 2: Convert to fraction form
   1,996.59/2,755.05 = 1,112.45/x
3. Step 3: Cross multiply
   1,996.59x = 2,755.05 × 1,112.45
4. Step 4: Simplify right side
   1,996.59x = 3,064,855.37
5. Step 5: Solve for x
   x = 3,064,855.37/1,996.59
6. Step 6: Final answer
   x = 1,535.04