Finding the Fourth Proportional to 2,460.24, 3,690.72 and 1,486.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460.24 : 3,690.72 = 1,486.80 : x
2. Step 2: Convert to fraction form
   2,460.24/3,690.72 = 1,486.80/x
3. Step 3: Cross multiply
   2,460.24x = 3,690.72 × 1,486.80
4. Step 4: Simplify right side
   2,460.24x = 5,487,362.50
5. Step 5: Solve for x
   x = 5,487,362.50/2,460.24
6. Step 6: Final answer
   x = 2,230.42