Finding the Fourth Proportional to 2,636.72, 3,957.03 and 1,250.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.72 : 3,957.03 = 1,250.06 : x
2. Step 2: Convert to fraction form
   2,636.72/3,957.03 = 1,250.06/x
3. Step 3: Cross multiply
   2,636.72x = 3,957.03 × 1,250.06
4. Step 4: Simplify right side
   2,636.72x = 4,946,505.14
5. Step 5: Solve for x
   x = 4,946,505.14/2,636.72
6. Step 6: Final answer
   x = 1,876.01