Finding the Fourth Proportional to 3,664.72, 5,495.92 and 1,932.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664.72 : 5,495.92 = 1,932.40 : x
2. Step 2: Convert to fraction form
   3,664.72/5,495.92 = 1,932.40/x
3. Step 3: Cross multiply
   3,664.72x = 5,495.92 × 1,932.40
4. Step 4: Simplify right side
   3,664.72x = 10,620,315.81
5. Step 5: Solve for x
   x = 10,620,315.81/3,664.72
6. Step 6: Final answer
   x = 2,897.99