Finding the Fourth Proportional to 1,642.37, 2,458.89 and 1,093.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,642.37 : 2,458.89 = 1,093.46 : x
2. Step 2: Convert to fraction form
   1,642.37/2,458.89 = 1,093.46/x
3. Step 3: Cross multiply
   1,642.37x = 2,458.89 × 1,093.46
4. Step 4: Simplify right side
   1,642.37x = 2,688,685.56
5. Step 5: Solve for x
   x = 2,688,685.56/1,642.37
6. Step 6: Final answer
   x = 1,637.08