Finding the Third Proportional to 113,977.50 and 248,025

Step by Step Solution

1. Step 1: Write the proportion equation
   113,977.50 : 248,025 = 248,025 : x
2. Step 2: Convert to fraction form
   113,977.50/248,025 = 248,025/x
3. Step 3: Cross multiply
   113,977.50x = 248,025 × 248,025
4. Step 4: Simplify right side
   113,977.50x = 61,516,400,625
5. Step 5: Solve for x
   x = 61,516,400,625/113,977.50
6. Step 6: Final answer
   x = 539,724.07