Finding the Fourth Proportional to 2,712.46, 3,741.31 and 2,152.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,712.46 : 3,741.31 = 2,152.15 : x
2. Step 2: Convert to fraction form
   2,712.46/3,741.31 = 2,152.15/x
3. Step 3: Cross multiply
   2,712.46x = 3,741.31 × 2,152.15
4. Step 4: Simplify right side
   2,712.46x = 8,051,860.32
5. Step 5: Solve for x
   x = 8,051,860.32/2,712.46
6. Step 6: Final answer
   x = 2,968.47