Finding the Fourth Proportional to 2,045.80, 3,066.78 and 746.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.80 : 3,066.78 = 746.32 : x
2. Step 2: Convert to fraction form
   2,045.80/3,066.78 = 746.32/x
3. Step 3: Cross multiply
   2,045.80x = 3,066.78 × 746.32
4. Step 4: Simplify right side
   2,045.80x = 2,288,799.25
5. Step 5: Solve for x
   x = 2,288,799.25/2,045.80
6. Step 6: Final answer
   x = 1,118.78