Finding the Fourth Proportional to 1,577.08, 2,174.25 and 1,104.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577.08 : 2,174.25 = 1,104.34 : x
2. Step 2: Convert to fraction form
   1,577.08/2,174.25 = 1,104.34/x
3. Step 3: Cross multiply
   1,577.08x = 2,174.25 × 1,104.34
4. Step 4: Simplify right side
   1,577.08x = 2,401,111.25
5. Step 5: Solve for x
   x = 2,401,111.25/1,577.08
6. Step 6: Final answer
   x = 1,522.50