Finding the Third Proportional to 448,476.50 and 695,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   448,476.50 : 695,131.50 = 695,131.50 : x
2. Step 2: Convert to fraction form
   448,476.50/695,131.50 = 695,131.50/x
3. Step 3: Cross multiply
   448,476.50x = 695,131.50 × 695,131.50
4. Step 4: Simplify right side
   448,476.50x = 483,207,802,292.25
5. Step 5: Solve for x
   x = 483,207,802,292.25/448,476.50
6. Step 6: Final answer
   x = 1,077,442.86