Finding the Third Proportional to 137,079 and 277,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,079 : 277,924.50 = 277,924.50 : x
2. Step 2: Convert to fraction form
   137,079/277,924.50 = 277,924.50/x
3. Step 3: Cross multiply
   137,079x = 277,924.50 × 277,924.50
4. Step 4: Simplify right side
   137,079x = 77,242,027,700.25
5. Step 5: Solve for x
   x = 77,242,027,700.25/137,079
6. Step 6: Final answer
   x = 563,485.49