Finding the Fourth Proportional to 3,061.86, 4,590.02 and 1,112.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.86 : 4,590.02 = 1,112.68 : x
2. Step 2: Convert to fraction form
   3,061.86/4,590.02 = 1,112.68/x
3. Step 3: Cross multiply
   3,061.86x = 4,590.02 × 1,112.68
4. Step 4: Simplify right side
   3,061.86x = 5,107,223.45
5. Step 5: Solve for x
   x = 5,107,223.45/3,061.86
6. Step 6: Final answer
   x = 1,668.01