Finding the Third Proportional to 56,958 and 124,638.75

Step by Step Solution

1. Step 1: Write the proportion equation
   56,958 : 124,638.75 = 124,638.75 : x
2. Step 2: Convert to fraction form
   56,958/124,638.75 = 124,638.75/x
3. Step 3: Cross multiply
   56,958x = 124,638.75 × 124,638.75
4. Step 4: Simplify right side
   56,958x = 15,534,818,001.56
5. Step 5: Solve for x
   x = 15,534,818,001.56/56,958
6. Step 6: Final answer
   x = 272,741.63