Finding the Fourth Proportional to 10,601.68, 15,905.40 and 3,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,601.68 : 15,905.40 = 3,676.72 : x
2. Step 2: Convert to fraction form
   10,601.68/15,905.40 = 3,676.72/x
3. Step 3: Cross multiply
   10,601.68x = 15,905.40 × 3,676.72
4. Step 4: Simplify right side
   10,601.68x = 58,479,702.29
5. Step 5: Solve for x
   x = 58,479,702.29/10,601.68
6. Step 6: Final answer
   x = 5,516.08