Finding the Third Proportional to 56,908.50 and 124,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,908.50 : 124,327.50 = 124,327.50 : x
2. Step 2: Convert to fraction form
   56,908.50/124,327.50 = 124,327.50/x
3. Step 3: Cross multiply
   56,908.50x = 124,327.50 × 124,327.50
4. Step 4: Simplify right side
   56,908.50x = 15,457,327,256.25
5. Step 5: Solve for x
   x = 15,457,327,256.25/56,908.50
6. Step 6: Final answer
   x = 271,617.20