Finding the Fourth Proportional to 3,501.67, 5,276.52 and 2,898.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,501.67 : 5,276.52 = 2,898.90 : x
2. Step 2: Convert to fraction form
   3,501.67/5,276.52 = 2,898.90/x
3. Step 3: Cross multiply
   3,501.67x = 5,276.52 × 2,898.90
4. Step 4: Simplify right side
   3,501.67x = 15,296,103.83
5. Step 5: Solve for x
   x = 15,296,103.83/3,501.67
6. Step 6: Final answer
   x = 4,368.23