Finding the Fourth Proportional to 3,776.76, 5,661.98 and 1,801.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776.76 : 5,661.98 = 1,801.32 : x
2. Step 2: Convert to fraction form
   3,776.76/5,661.98 = 1,801.32/x
3. Step 3: Cross multiply
   3,776.76x = 5,661.98 × 1,801.32
4. Step 4: Simplify right side
   3,776.76x = 10,199,037.81
5. Step 5: Solve for x
   x = 10,199,037.81/3,776.76
6. Step 6: Final answer
   x = 2,700.47