Finding the Third Proportional to 447,972 and 693,625.50

Step by Step Solution

1. Step 1: Write the proportion equation
   447,972 : 693,625.50 = 693,625.50 : x
2. Step 2: Convert to fraction form
   447,972/693,625.50 = 693,625.50/x
3. Step 3: Cross multiply
   447,972x = 693,625.50 × 693,625.50
4. Step 4: Simplify right side
   447,972x = 481,116,334,250.25
5. Step 5: Solve for x
   x = 481,116,334,250.25/447,972
6. Step 6: Final answer
   x = 1,073,987.51