Finding the Third Proportional to 57,910.50 and 124,488

Step by Step Solution

1. Step 1: Write the proportion equation
   57,910.50 : 124,488 = 124,488 : x
2. Step 2: Convert to fraction form
   57,910.50/124,488 = 124,488/x
3. Step 3: Cross multiply
   57,910.50x = 124,488 × 124,488
4. Step 4: Simplify right side
   57,910.50x = 15,497,262,144
5. Step 5: Solve for x
   x = 15,497,262,144/57,910.50
6. Step 6: Final answer
   x = 267,607.12