Finding the Third Proportional to 56,443.50 and 124,497

Step by Step Solution

1. Step 1: Write the proportion equation
   56,443.50 : 124,497 = 124,497 : x
2. Step 2: Convert to fraction form
   56,443.50/124,497 = 124,497/x
3. Step 3: Cross multiply
   56,443.50x = 124,497 × 124,497
4. Step 4: Simplify right side
   56,443.50x = 15,499,503,009
5. Step 5: Solve for x
   x = 15,499,503,009/56,443.50
6. Step 6: Final answer
   x = 274,602.09