Finding the Third Proportional to 116,256 and 243,025.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,256 : 243,025.50 = 243,025.50 : x
2. Step 2: Convert to fraction form
   116,256/243,025.50 = 243,025.50/x
3. Step 3: Cross multiply
   116,256x = 243,025.50 × 243,025.50
4. Step 4: Simplify right side
   116,256x = 59,061,393,650.25
5. Step 5: Solve for x
   x = 59,061,393,650.25/116,256
6. Step 6: Final answer
   x = 508,028.78