Finding the Third Proportional to 56,881.50 and 122,484

Step by Step Solution

1. Step 1: Write the proportion equation
   56,881.50 : 122,484 = 122,484 : x
2. Step 2: Convert to fraction form
   56,881.50/122,484 = 122,484/x
3. Step 3: Cross multiply
   56,881.50x = 122,484 × 122,484
4. Step 4: Simplify right side
   56,881.50x = 15,002,330,256
5. Step 5: Solve for x
   x = 15,002,330,256/56,881.50
6. Step 6: Final answer
   x = 263,747.09