Finding the Fourth Proportional to 3,400.94, 5,101.88 and 1,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,400.94 : 5,101.88 = 1,061.12 : x
2. Step 2: Convert to fraction form
   3,400.94/5,101.88 = 1,061.12/x
3. Step 3: Cross multiply
   3,400.94x = 5,101.88 × 1,061.12
4. Step 4: Simplify right side
   3,400.94x = 5,413,676.09
5. Step 5: Solve for x
   x = 5,413,676.09/3,400.94
6. Step 6: Final answer
   x = 1,591.82