Finding the Third Proportional to 56,754 and 123,349.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,754 : 123,349.50 = 123,349.50 : x
2. Step 2: Convert to fraction form
   56,754/123,349.50 = 123,349.50/x
3. Step 3: Cross multiply
   56,754x = 123,349.50 × 123,349.50
4. Step 4: Simplify right side
   56,754x = 15,215,099,150.25
5. Step 5: Solve for x
   x = 15,215,099,150.25/56,754
6. Step 6: Final answer
   x = 268,088.58