Finding the Third Proportional to 56,274.75 and 123,005.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,274.75 : 123,005.25 = 123,005.25 : x
2. Step 2: Convert to fraction form
   56,274.75/123,005.25 = 123,005.25/x
3. Step 3: Cross multiply
   56,274.75x = 123,005.25 × 123,005.25
4. Step 4: Simplify right side
   56,274.75x = 15,130,291,527.56
5. Step 5: Solve for x
   x = 15,130,291,527.56/56,274.75
6. Step 6: Final answer
   x = 268,864.66