Finding the Fourth Proportional to 1,985.02, 2,739.34 and 1,100.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,985.02 : 2,739.34 = 1,100.81 : x
2. Step 2: Convert to fraction form
   1,985.02/2,739.34 = 1,100.81/x
3. Step 3: Cross multiply
   1,985.02x = 2,739.34 × 1,100.81
4. Step 4: Simplify right side
   1,985.02x = 3,015,501.09
5. Step 5: Solve for x
   x = 3,015,501.09/1,985.02
6. Step 6: Final answer
   x = 1,519.13