Finding the Fourth Proportional to 3,511.86, 5,267.69 and 1,046.70

Step by Step Solution

1. Step 1: Write the proportion equation
   3,511.86 : 5,267.69 = 1,046.70 : x
2. Step 2: Convert to fraction form
   3,511.86/5,267.69 = 1,046.70/x
3. Step 3: Cross multiply
   3,511.86x = 5,267.69 × 1,046.70
4. Step 4: Simplify right side
   3,511.86x = 5,513,685.89
5. Step 5: Solve for x
   x = 5,513,685.89/3,511.86
6. Step 6: Final answer
   x = 1,570.02