Finding the Fourth Proportional to 1,477.69, 2,039.35 and 1,104.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.69 : 2,039.35 = 1,104.02 : x
2. Step 2: Convert to fraction form
   1,477.69/2,039.35 = 1,104.02/x
3. Step 3: Cross multiply
   1,477.69x = 2,039.35 × 1,104.02
4. Step 4: Simplify right side
   1,477.69x = 2,251,486.40
5. Step 5: Solve for x
   x = 2,251,486.40/1,477.69
6. Step 6: Final answer
   x = 1,523.65