Finding the Fourth Proportional to 3,772.61, 5,662.03 and 1,899.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,772.61 : 5,662.03 = 1,899.03 : x
2. Step 2: Convert to fraction form
   3,772.61/5,662.03 = 1,899.03/x
3. Step 3: Cross multiply
   3,772.61x = 5,662.03 × 1,899.03
4. Step 4: Simplify right side
   3,772.61x = 10,752,364.83
5. Step 5: Solve for x
   x = 10,752,364.83/3,772.61
6. Step 6: Final answer
   x = 2,850.11