Finding the Fourth Proportional to 3,670.83, 5,065.78 and 1,992.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.83 : 5,065.78 = 1,992.25 : x
2. Step 2: Convert to fraction form
   3,670.83/5,065.78 = 1,992.25/x
3. Step 3: Cross multiply
   3,670.83x = 5,065.78 × 1,992.25
4. Step 4: Simplify right side
   3,670.83x = 10,092,295.37
5. Step 5: Solve for x
   x = 10,092,295.37/3,670.83
6. Step 6: Final answer
   x = 2,749.32