Finding the Fourth Proportional to 2,875.48, 4,306.37 and 1,776.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,875.48 : 4,306.37 = 1,776.51 : x
2. Step 2: Convert to fraction form
   2,875.48/4,306.37 = 1,776.51/x
3. Step 3: Cross multiply
   2,875.48x = 4,306.37 × 1,776.51
4. Step 4: Simplify right side
   2,875.48x = 7,650,300.49
5. Step 5: Solve for x
   x = 7,650,300.49/2,875.48
6. Step 6: Final answer
   x = 2,660.53