Finding the Fourth Proportional to 3,061.56, 4,594.32 and 1,113.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.56 : 4,594.32 = 1,113.60 : x
2. Step 2: Convert to fraction form
   3,061.56/4,594.32 = 1,113.60/x
3. Step 3: Cross multiply
   3,061.56x = 4,594.32 × 1,113.60
4. Step 4: Simplify right side
   3,061.56x = 5,116,234.75
5. Step 5: Solve for x
   x = 5,116,234.75/3,061.56
6. Step 6: Final answer
   x = 1,671.12