Finding the Fourth Proportional to 2,156.32, 3,235.26 and 1,061.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156.32 : 3,235.26 = 1,061.45 : x
2. Step 2: Convert to fraction form
   2,156.32/3,235.26 = 1,061.45/x
3. Step 3: Cross multiply
   2,156.32x = 3,235.26 × 1,061.45
4. Step 4: Simplify right side
   2,156.32x = 3,434,074.82
5. Step 5: Solve for x
   x = 3,434,074.82/2,156.32
6. Step 6: Final answer
   x = 1,592.56