Finding the Fourth Proportional to 2,132.48, 3,188.10 and 1,612.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.48 : 3,188.10 = 1,612.46 : x
2. Step 2: Convert to fraction form
   2,132.48/3,188.10 = 1,612.46/x
3. Step 3: Cross multiply
   2,132.48x = 3,188.10 × 1,612.46
4. Step 4: Simplify right side
   2,132.48x = 5,140,683.73
5. Step 5: Solve for x
   x = 5,140,683.73/2,132.48
6. Step 6: Final answer
   x = 2,410.66