Finding the Third Proportional to 57,343.50 and 84,323.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,343.50 : 84,323.25 = 84,323.25 : x
2. Step 2: Convert to fraction form
   57,343.50/84,323.25 = 84,323.25/x
3. Step 3: Cross multiply
   57,343.50x = 84,323.25 × 84,323.25
4. Step 4: Simplify right side
   57,343.50x = 7,110,410,490.56
5. Step 5: Solve for x
   x = 7,110,410,490.56/57,343.50
6. Step 6: Final answer
   x = 123,996.80