Finding the Third Proportional to 43,274.25 and 65,490.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,274.25 : 65,490.75 = 65,490.75 : x
2. Step 2: Convert to fraction form
   43,274.25/65,490.75 = 65,490.75/x
3. Step 3: Cross multiply
   43,274.25x = 65,490.75 × 65,490.75
4. Step 4: Simplify right side
   43,274.25x = 4,289,038,335.56
5. Step 5: Solve for x
   x = 4,289,038,335.56/43,274.25
6. Step 6: Final answer
   x = 99,112.94