Finding the Third Proportional to 1,434.56 and 1,913.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.56 : 1,913.06 = 1,913.06 : x
2. Step 2: Convert to fraction form
   1,434.56/1,913.06 = 1,913.06/x
3. Step 3: Cross multiply
   1,434.56x = 1,913.06 × 1,913.06
4. Step 4: Simplify right side
   1,434.56x = 3,659,808.13
5. Step 5: Solve for x
   x = 3,659,808.13/1,434.56
6. Step 6: Final answer
   x = 2,551.17