Finding the Fourth Proportional to 1,881.56, 2,596.56 and 1,042.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.56 : 2,596.56 = 1,042.32 : x
2. Step 2: Convert to fraction form
   1,881.56/2,596.56 = 1,042.32/x
3. Step 3: Cross multiply
   1,881.56x = 2,596.56 × 1,042.32
4. Step 4: Simplify right side
   1,881.56x = 2,706,446.42
5. Step 5: Solve for x
   x = 2,706,446.42/1,881.56
6. Step 6: Final answer
   x = 1,438.41