Finding the Fourth Proportional to 2,445.62, 3,376.52 and 1,607.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.62 : 3,376.52 = 1,607.82 : x
2. Step 2: Convert to fraction form
   2,445.62/3,376.52 = 1,607.82/x
3. Step 3: Cross multiply
   2,445.62x = 3,376.52 × 1,607.82
4. Step 4: Simplify right side
   2,445.62x = 5,428,836.39
5. Step 5: Solve for x
   x = 5,428,836.39/2,445.62
6. Step 6: Final answer
   x = 2,219.82