Finding the Fourth Proportional to 3,706.16, 5,114.72 and 2,112.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,706.16 : 5,114.72 = 2,112.98 : x
2. Step 2: Convert to fraction form
   3,706.16/5,114.72 = 2,112.98/x
3. Step 3: Cross multiply
   3,706.16x = 5,114.72 × 2,112.98
4. Step 4: Simplify right side
   3,706.16x = 10,807,290.50
5. Step 5: Solve for x
   x = 10,807,290.50/3,706.16
6. Step 6: Final answer
   x = 2,916.03