Finding the Third Proportional to 297,503.50 and 654,056

Step by Step Solution

1. Step 1: Write the proportion equation
   297,503.50 : 654,056 = 654,056 : x
2. Step 2: Convert to fraction form
   297,503.50/654,056 = 654,056/x
3. Step 3: Cross multiply
   297,503.50x = 654,056 × 654,056
4. Step 4: Simplify right side
   297,503.50x = 427,789,251,136
5. Step 5: Solve for x
   x = 427,789,251,136/297,503.50
6. Step 6: Final answer
   x = 1,437,930.15