Finding the Fourth Proportional to 3,875.30, 5,348.69 and 2,303.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875.30 : 5,348.69 = 2,303.09 : x
2. Step 2: Convert to fraction form
   3,875.30/5,348.69 = 2,303.09/x
3. Step 3: Cross multiply
   3,875.30x = 5,348.69 × 2,303.09
4. Step 4: Simplify right side
   3,875.30x = 12,318,502.94
5. Step 5: Solve for x
   x = 12,318,502.94/3,875.30
6. Step 6: Final answer
   x = 3,178.72