Finding the Third Proportional to 1,437.35 and 2,258.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437.35 : 2,258.55 = 2,258.55 : x
2. Step 2: Convert to fraction form
   1,437.35/2,258.55 = 2,258.55/x
3. Step 3: Cross multiply
   1,437.35x = 2,258.55 × 2,258.55
4. Step 4: Simplify right side
   1,437.35x = 5,101,036.19
5. Step 5: Solve for x
   x = 5,101,036.19/1,437.35
6. Step 6: Final answer
   x = 3,548.91