Finding the Third Proportional to 493,236 and 739,921.50

Step by Step Solution

1. Step 1: Write the proportion equation
   493,236 : 739,921.50 = 739,921.50 : x
2. Step 2: Convert to fraction form
   493,236/739,921.50 = 739,921.50/x
3. Step 3: Cross multiply
   493,236x = 739,921.50 × 739,921.50
4. Step 4: Simplify right side
   493,236x = 547,483,826,162.25
5. Step 5: Solve for x
   x = 547,483,826,162.25/493,236
6. Step 6: Final answer
   x = 1,109,983.51