Finding the Fourth Proportional to 5,016.42, 6,922.72 and 2,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,016.42 : 6,922.72 = 2,920.50 : x
2. Step 2: Convert to fraction form
   5,016.42/6,922.72 = 2,920.50/x
3. Step 3: Cross multiply
   5,016.42x = 6,922.72 × 2,920.50
4. Step 4: Simplify right side
   5,016.42x = 20,217,803.76
5. Step 5: Solve for x
   x = 20,217,803.76/5,016.42
6. Step 6: Final answer
   x = 4,030.33