Finding the Fourth Proportional to 3,513.50, 4,848.63 and 2,116.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,513.50 : 4,848.63 = 2,116.52 : x
2. Step 2: Convert to fraction form
   3,513.50/4,848.63 = 2,116.52/x
3. Step 3: Cross multiply
   3,513.50x = 4,848.63 × 2,116.52
4. Step 4: Simplify right side
   3,513.50x = 10,262,222.37
5. Step 5: Solve for x
   x = 10,262,222.37/3,513.50
6. Step 6: Final answer
   x = 2,920.80