Finding the Fourth Proportional to 3,919.25, 5,875.89 and 1,577.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,919.25 : 5,875.89 = 1,577.46 : x
2. Step 2: Convert to fraction form
   3,919.25/5,875.89 = 1,577.46/x
3. Step 3: Cross multiply
   3,919.25x = 5,875.89 × 1,577.46
4. Step 4: Simplify right side
   3,919.25x = 9,268,981.44
5. Step 5: Solve for x
   x = 9,268,981.44/3,919.25
6. Step 6: Final answer
   x = 2,364.99