Finding the Third Proportional to 297,921 and 651,544.50

Step by Step Solution

1. Step 1: Write the proportion equation
   297,921 : 651,544.50 = 651,544.50 : x
2. Step 2: Convert to fraction form
   297,921/651,544.50 = 651,544.50/x
3. Step 3: Cross multiply
   297,921x = 651,544.50 × 651,544.50
4. Step 4: Simplify right side
   297,921x = 424,510,235,480.25
5. Step 5: Solve for x
   x = 424,510,235,480.25/297,921
6. Step 6: Final answer
   x = 1,424,908.74