Finding the Fourth Proportional to 20,876.93, 31,314.94 and 5,082.03

Step by Step Solution

1. Step 1: Write the proportion equation
   20,876.93 : 31,314.94 = 5,082.03 : x
2. Step 2: Convert to fraction form
   20,876.93/31,314.94 = 5,082.03/x
3. Step 3: Cross multiply
   20,876.93x = 31,314.94 × 5,082.03
4. Step 4: Simplify right side
   20,876.93x = 159,143,451.82
5. Step 5: Solve for x
   x = 159,143,451.82/20,876.93
6. Step 6: Final answer
   x = 7,622.93