Finding the Third Proportional to 273,032 and 427,372.50

Step by Step Solution

1. Step 1: Write the proportion equation
   273,032 : 427,372.50 = 427,372.50 : x
2. Step 2: Convert to fraction form
   273,032/427,372.50 = 427,372.50/x
3. Step 3: Cross multiply
   273,032x = 427,372.50 × 427,372.50
4. Step 4: Simplify right side
   273,032x = 182,647,253,756.25
5. Step 5: Solve for x
   x = 182,647,253,756.25/273,032
6. Step 6: Final answer
   x = 668,959.15