Finding the Fourth Proportional to 2,010.47, 2,776.61 and 1,937.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.47 : 2,776.61 = 1,937.57 : x
2. Step 2: Convert to fraction form
   2,010.47/2,776.61 = 1,937.57/x
3. Step 3: Cross multiply
   2,010.47x = 2,776.61 × 1,937.57
4. Step 4: Simplify right side
   2,010.47x = 5,379,867.20
5. Step 5: Solve for x
   x = 5,379,867.20/2,010.47
6. Step 6: Final answer
   x = 2,675.93