Finding the Fourth Proportional to 3,577.68, 4,937.52 and 2,086.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.68 : 4,937.52 = 2,086.08 : x
2. Step 2: Convert to fraction form
   3,577.68/4,937.52 = 2,086.08/x
3. Step 3: Cross multiply
   3,577.68x = 4,937.52 × 2,086.08
4. Step 4: Simplify right side
   3,577.68x = 10,300,061.72
5. Step 5: Solve for x
   x = 10,300,061.72/3,577.68
6. Step 6: Final answer
   x = 2,878.98