Finding the Fourth Proportional to 1,665.42, 2,498.70 and 741.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.42 : 2,498.70 = 741.06 : x
2. Step 2: Convert to fraction form
   1,665.42/2,498.70 = 741.06/x
3. Step 3: Cross multiply
   1,665.42x = 2,498.70 × 741.06
4. Step 4: Simplify right side
   1,665.42x = 1,851,686.62
5. Step 5: Solve for x
   x = 1,851,686.62/1,665.42
6. Step 6: Final answer
   x = 1,111.84