Finding the Fourth Proportional to 3,727.86, 5,588.55 and 1,777.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,727.86 : 5,588.55 = 1,777.38 : x
2. Step 2: Convert to fraction form
   3,727.86/5,588.55 = 1,777.38/x
3. Step 3: Cross multiply
   3,727.86x = 5,588.55 × 1,777.38
4. Step 4: Simplify right side
   3,727.86x = 9,932,977.00
5. Step 5: Solve for x
   x = 9,932,977.00/3,727.86
6. Step 6: Final answer
   x = 2,664.53