Finding the Fourth Proportional to 2,156.56, 3,235.48 and 1,060.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156.56 : 3,235.48 = 1,060.88 : x
2. Step 2: Convert to fraction form
   2,156.56/3,235.48 = 1,060.88/x
3. Step 3: Cross multiply
   2,156.56x = 3,235.48 × 1,060.88
4. Step 4: Simplify right side
   2,156.56x = 3,432,456.02
5. Step 5: Solve for x
   x = 3,432,456.02/2,156.56
6. Step 6: Final answer
   x = 1,591.63