Finding the Third Proportional to 127,153.50 and 276,156

Step by Step Solution

1. Step 1: Write the proportion equation
   127,153.50 : 276,156 = 276,156 : x
2. Step 2: Convert to fraction form
   127,153.50/276,156 = 276,156/x
3. Step 3: Cross multiply
   127,153.50x = 276,156 × 276,156
4. Step 4: Simplify right side
   127,153.50x = 76,262,136,336
5. Step 5: Solve for x
   x = 76,262,136,336/127,153.50
6. Step 6: Final answer
   x = 599,764.35