Finding the Fourth Proportional to 6,460.96, 8,916.40 and 3,666.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,460.96 : 8,916.40 = 3,666.72 : x
2. Step 2: Convert to fraction form
   6,460.96/8,916.40 = 3,666.72/x
3. Step 3: Cross multiply
   6,460.96x = 8,916.40 × 3,666.72
4. Step 4: Simplify right side
   6,460.96x = 32,693,942.21
5. Step 5: Solve for x
   x = 32,693,942.21/6,460.96
6. Step 6: Final answer
   x = 5,060.23