Finding the Third Proportional to 114,457.50 and 248,617.69

Step by Step Solution

1. Step 1: Write the proportion equation
   114,457.50 : 248,617.69 = 248,617.69 : x
2. Step 2: Convert to fraction form
   114,457.50/248,617.69 = 248,617.69/x
3. Step 3: Cross multiply
   114,457.50x = 248,617.69 × 248,617.69
4. Step 4: Simplify right side
   114,457.50x = 61,810,754,537.85
5. Step 5: Solve for x
   x = 61,810,754,537.85/114,457.50
6. Step 6: Final answer
   x = 540,032.37