Finding the Third Proportional to 110,977.50 and 240,810

Step by Step Solution

1. Step 1: Write the proportion equation
   110,977.50 : 240,810 = 240,810 : x
2. Step 2: Convert to fraction form
   110,977.50/240,810 = 240,810/x
3. Step 3: Cross multiply
   110,977.50x = 240,810 × 240,810
4. Step 4: Simplify right side
   110,977.50x = 57,989,456,100
5. Step 5: Solve for x
   x = 57,989,456,100/110,977.50
6. Step 6: Final answer
   x = 522,533.45