Finding the Fourth Proportional to 1,577.98, 2,362.83 and 1,113.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577.98 : 2,362.83 = 1,113.24 : x
2. Step 2: Convert to fraction form
   1,577.98/2,362.83 = 1,113.24/x
3. Step 3: Cross multiply
   1,577.98x = 2,362.83 × 1,113.24
4. Step 4: Simplify right side
   1,577.98x = 2,630,396.87
5. Step 5: Solve for x
   x = 2,630,396.87/1,577.98
6. Step 6: Final answer
   x = 1,666.94