Finding the Fourth Proportional to 3,061.06, 4,591.62 and 1,212.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.06 : 4,591.62 = 1,212.62 : x
2. Step 2: Convert to fraction form
   3,061.06/4,591.62 = 1,212.62/x
3. Step 3: Cross multiply
   3,061.06x = 4,591.62 × 1,212.62
4. Step 4: Simplify right side
   3,061.06x = 5,567,884.18
5. Step 5: Solve for x
   x = 5,567,884.18/3,061.06
6. Step 6: Final answer
   x = 1,818.94