Finding the Fourth Proportional to 2,303.48, 3,456.06 and 1,438.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.48 : 3,456.06 = 1,438.52 : x
2. Step 2: Convert to fraction form
   2,303.48/3,456.06 = 1,438.52/x
3. Step 3: Cross multiply
   2,303.48x = 3,456.06 × 1,438.52
4. Step 4: Simplify right side
   2,303.48x = 4,971,611.43
5. Step 5: Solve for x
   x = 4,971,611.43/2,303.48
6. Step 6: Final answer
   x = 2,158.30