Finding the Fourth Proportional to 1,820.01, 2,513.39 and 1,556.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820.01 : 2,513.39 = 1,556.49 : x
2. Step 2: Convert to fraction form
   1,820.01/2,513.39 = 1,556.49/x
3. Step 3: Cross multiply
   1,820.01x = 2,513.39 × 1,556.49
4. Step 4: Simplify right side
   1,820.01x = 3,912,058.62
5. Step 5: Solve for x
   x = 3,912,058.62/1,820.01
6. Step 6: Final answer
   x = 2,149.47