Finding the Fourth Proportional to 10,546.04, 15,818.67 and 2,648.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,546.04 : 15,818.67 = 2,648.61 : x
2. Step 2: Convert to fraction form
   10,546.04/15,818.67 = 2,648.61/x
3. Step 3: Cross multiply
   10,546.04x = 15,818.67 × 2,648.61
4. Step 4: Simplify right side
   10,546.04x = 41,897,487.55
5. Step 5: Solve for x
   x = 41,897,487.55/10,546.04
6. Step 6: Final answer
   x = 3,972.82