Finding the Fourth Proportional to 2,573.02, 3,861.26 and 1,112.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.02 : 3,861.26 = 1,112.32 : x
2. Step 2: Convert to fraction form
   2,573.02/3,861.26 = 1,112.32/x
3. Step 3: Cross multiply
   2,573.02x = 3,861.26 × 1,112.32
4. Step 4: Simplify right side
   2,573.02x = 4,294,956.72
5. Step 5: Solve for x
   x = 4,294,956.72/2,573.02
6. Step 6: Final answer
   x = 1,669.23