Finding the Third Proportional to 56,704 and 123,260

Step by Step Solution

1. Step 1: Write the proportion equation
   56,704 : 123,260 = 123,260 : x
2. Step 2: Convert to fraction form
   56,704/123,260 = 123,260/x
3. Step 3: Cross multiply
   56,704x = 123,260 × 123,260
4. Step 4: Simplify right side
   56,704x = 15,193,027,600
5. Step 5: Solve for x
   x = 15,193,027,600/56,704
6. Step 6: Final answer
   x = 267,935.73