Finding the Third Proportional to 127,154.50 and 276,158

Step by Step Solution

1. Step 1: Write the proportion equation
   127,154.50 : 276,158 = 276,158 : x
2. Step 2: Convert to fraction form
   127,154.50/276,158 = 276,158/x
3. Step 3: Cross multiply
   127,154.50x = 276,158 × 276,158
4. Step 4: Simplify right side
   127,154.50x = 76,263,240,964
5. Step 5: Solve for x
   x = 76,263,240,964/127,154.50
6. Step 6: Final answer
   x = 599,768.32