Finding the Third Proportional to 14,555.25 and 31,434.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,555.25 : 31,434.75 = 31,434.75 : x
2. Step 2: Convert to fraction form
   14,555.25/31,434.75 = 31,434.75/x
3. Step 3: Cross multiply
   14,555.25x = 31,434.75 × 31,434.75
4. Step 4: Simplify right side
   14,555.25x = 988,143,507.56
5. Step 5: Solve for x
   x = 988,143,507.56/14,555.25
6. Step 6: Final answer
   x = 67,889.15