Finding the Third Proportional to 277,123.50 and 596,979

Step by Step Solution

1. Step 1: Write the proportion equation
   277,123.50 : 596,979 = 596,979 : x
2. Step 2: Convert to fraction form
   277,123.50/596,979 = 596,979/x
3. Step 3: Cross multiply
   277,123.50x = 596,979 × 596,979
4. Step 4: Simplify right side
   277,123.50x = 356,383,926,441
5. Step 5: Solve for x
   x = 356,383,926,441/277,123.50
6. Step 6: Final answer
   x = 1,286,011.21