Finding the Third Proportional to 35,724.06 and 54,821.29

Step by Step Solution

1. Step 1: Write the proportion equation
   35,724.06 : 54,821.29 = 54,821.29 : x
2. Step 2: Convert to fraction form
   35,724.06/54,821.29 = 54,821.29/x
3. Step 3: Cross multiply
   35,724.06x = 54,821.29 × 54,821.29
4. Step 4: Simplify right side
   35,724.06x = 3,005,373,306.18
5. Step 5: Solve for x
   x = 3,005,373,306.18/35,724.06
6. Step 6: Final answer
   x = 84,127.43