Finding the Fourth Proportional to 2,298.63, 3,172.11 and 1,250.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.63 : 3,172.11 = 1,250.69 : x
2. Step 2: Convert to fraction form
   2,298.63/3,172.11 = 1,250.69/x
3. Step 3: Cross multiply
   2,298.63x = 3,172.11 × 1,250.69
4. Step 4: Simplify right side
   2,298.63x = 3,967,334.19
5. Step 5: Solve for x
   x = 3,967,334.19/2,298.63
6. Step 6: Final answer
   x = 1,725.96