Finding the Third Proportional to 127,288.50 and 265,035

Step by Step Solution

1. Step 1: Write the proportion equation
   127,288.50 : 265,035 = 265,035 : x
2. Step 2: Convert to fraction form
   127,288.50/265,035 = 265,035/x
3. Step 3: Cross multiply
   127,288.50x = 265,035 × 265,035
4. Step 4: Simplify right side
   127,288.50x = 70,243,551,225
5. Step 5: Solve for x
   x = 70,243,551,225/127,288.50
6. Step 6: Final answer
   x = 551,845.23