Finding the Fourth Proportional to 12,460.30, 18,690.52 and 3,695.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,460.30 : 18,690.52 = 3,695.28 : x
2. Step 2: Convert to fraction form
   12,460.30/18,690.52 = 3,695.28/x
3. Step 3: Cross multiply
   12,460.30x = 18,690.52 × 3,695.28
4. Step 4: Simplify right side
   12,460.30x = 69,066,704.75
5. Step 5: Solve for x
   x = 69,066,704.75/12,460.30
6. Step 6: Final answer
   x = 5,542.94