Finding the Third Proportional to 448,456.50 and 695,101.50

Step by Step Solution

1. Step 1: Write the proportion equation
   448,456.50 : 695,101.50 = 695,101.50 : x
2. Step 2: Convert to fraction form
   448,456.50/695,101.50 = 695,101.50/x
3. Step 3: Cross multiply
   448,456.50x = 695,101.50 × 695,101.50
4. Step 4: Simplify right side
   448,456.50x = 483,166,095,302.25
5. Step 5: Solve for x
   x = 483,166,095,302.25/448,456.50
6. Step 6: Final answer
   x = 1,077,397.91