Finding the Third Proportional to 425,650.50 and 634,784

Step by Step Solution

1. Step 1: Write the proportion equation
   425,650.50 : 634,784 = 634,784 : x
2. Step 2: Convert to fraction form
   425,650.50/634,784 = 634,784/x
3. Step 3: Cross multiply
   425,650.50x = 634,784 × 634,784
4. Step 4: Simplify right side
   425,650.50x = 402,950,726,656
5. Step 5: Solve for x
   x = 402,950,726,656/425,650.50
6. Step 6: Final answer
   x = 946,670.39