Finding the Third Proportional to 56,662.50 and 123,333

Step by Step Solution

1. Step 1: Write the proportion equation
   56,662.50 : 123,333 = 123,333 : x
2. Step 2: Convert to fraction form
   56,662.50/123,333 = 123,333/x
3. Step 3: Cross multiply
   56,662.50x = 123,333 × 123,333
4. Step 4: Simplify right side
   56,662.50x = 15,211,028,889
5. Step 5: Solve for x
   x = 15,211,028,889/56,662.50
6. Step 6: Final answer
   x = 268,449.66