Finding the Fourth Proportional to 2,477.96, 3,713.10 and 1,015.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.96 : 3,713.10 = 1,015.88 : x
2. Step 2: Convert to fraction form
   2,477.96/3,713.10 = 1,015.88/x
3. Step 3: Cross multiply
   2,477.96x = 3,713.10 × 1,015.88
4. Step 4: Simplify right side
   2,477.96x = 3,772,064.03
5. Step 5: Solve for x
   x = 3,772,064.03/2,477.96
6. Step 6: Final answer
   x = 1,522.25