Finding the Fourth Proportional to 2,502.16, 3,770.12 and 2,072.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.16 : 3,770.12 = 2,072.96 : x
2. Step 2: Convert to fraction form
   2,502.16/3,770.12 = 2,072.96/x
3. Step 3: Cross multiply
   2,502.16x = 3,770.12 × 2,072.96
4. Step 4: Simplify right side
   2,502.16x = 7,815,311.34
5. Step 5: Solve for x
   x = 7,815,311.34/2,502.16
6. Step 6: Final answer
   x = 3,123.43