Finding the Fourth Proportional to 3,731.03, 5,148.83 and 2,159.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,731.03 : 5,148.83 = 2,159.15 : x
2. Step 2: Convert to fraction form
   3,731.03/5,148.83 = 2,159.15/x
3. Step 3: Cross multiply
   3,731.03x = 5,148.83 × 2,159.15
4. Step 4: Simplify right side
   3,731.03x = 11,117,085.50
5. Step 5: Solve for x
   x = 11,117,085.50/3,731.03
6. Step 6: Final answer
   x = 2,979.63