Finding the Third Proportional to 56,050.25 and 81,919.75

Step by Step Solution

1. Step 1: Write the proportion equation
   56,050.25 : 81,919.75 = 81,919.75 : x
2. Step 2: Convert to fraction form
   56,050.25/81,919.75 = 81,919.75/x
3. Step 3: Cross multiply
   56,050.25x = 81,919.75 × 81,919.75
4. Step 4: Simplify right side
   56,050.25x = 6,710,845,440.06
5. Step 5: Solve for x
   x = 6,710,845,440.06/56,050.25
6. Step 6: Final answer
   x = 119,729.09