Finding the Fourth Proportional to 1,994.02, 2,751.60 and 1,109.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994.02 : 2,751.60 = 1,109.87 : x
2. Step 2: Convert to fraction form
   1,994.02/2,751.60 = 1,109.87/x
3. Step 3: Cross multiply
   1,994.02x = 2,751.60 × 1,109.87
4. Step 4: Simplify right side
   1,994.02x = 3,053,919.01
5. Step 5: Solve for x
   x = 3,053,919.01/1,994.02
6. Step 6: Final answer
   x = 1,531.54