Finding the Fourth Proportional to 3,675.33, 5,513.82 and 1,210.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.33 : 5,513.82 = 1,210.05 : x
2. Step 2: Convert to fraction form
   3,675.33/5,513.82 = 1,210.05/x
3. Step 3: Cross multiply
   3,675.33x = 5,513.82 × 1,210.05
4. Step 4: Simplify right side
   3,675.33x = 6,671,997.89
5. Step 5: Solve for x
   x = 6,671,997.89/3,675.33
6. Step 6: Final answer
   x = 1,815.35