Finding the Fourth Proportional to 1,473.98, 2,208.22 and 741.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473.98 : 2,208.22 = 741.78 : x
2. Step 2: Convert to fraction form
   1,473.98/2,208.22 = 741.78/x
3. Step 3: Cross multiply
   1,473.98x = 2,208.22 × 741.78
4. Step 4: Simplify right side
   1,473.98x = 1,638,013.43
5. Step 5: Solve for x
   x = 1,638,013.43/1,473.98
6. Step 6: Final answer
   x = 1,111.29