Finding the Fourth Proportional to 2,377.22, 3,561.18 and 1,636.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.22 : 3,561.18 = 1,636.70 : x
2. Step 2: Convert to fraction form
   2,377.22/3,561.18 = 1,636.70/x
3. Step 3: Cross multiply
   2,377.22x = 3,561.18 × 1,636.70
4. Step 4: Simplify right side
   2,377.22x = 5,828,583.31
5. Step 5: Solve for x
   x = 5,828,583.31/2,377.22
6. Step 6: Final answer
   x = 2,451.85