Finding the Fourth Proportional to 2,957.82, 4,435.65 and 1,225.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957.82 : 4,435.65 = 1,225.50 : x
2. Step 2: Convert to fraction form
   2,957.82/4,435.65 = 1,225.50/x
3. Step 3: Cross multiply
   2,957.82x = 4,435.65 × 1,225.50
4. Step 4: Simplify right side
   2,957.82x = 5,435,889.08
5. Step 5: Solve for x
   x = 5,435,889.08/2,957.82
6. Step 6: Final answer
   x = 1,837.80