Finding the Third Proportional to 19,917.75 and 29,054.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,917.75 : 29,054.25 = 29,054.25 : x
2. Step 2: Convert to fraction form
   19,917.75/29,054.25 = 29,054.25/x
3. Step 3: Cross multiply
   19,917.75x = 29,054.25 × 29,054.25
4. Step 4: Simplify right side
   19,917.75x = 844,149,443.06
5. Step 5: Solve for x
   x = 844,149,443.06/19,917.75
6. Step 6: Final answer
   x = 42,381.77