Finding the Fourth Proportional to 2,312.67, 3,190.52 and 1,614.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,312.67 : 3,190.52 = 1,614.45 : x
2. Step 2: Convert to fraction form
   2,312.67/3,190.52 = 1,614.45/x
3. Step 3: Cross multiply
   2,312.67x = 3,190.52 × 1,614.45
4. Step 4: Simplify right side
   2,312.67x = 5,150,926.94
5. Step 5: Solve for x
   x = 5,150,926.94/2,312.67
6. Step 6: Final answer
   x = 2,227.26