Finding the Third Proportional to 207,410.63 and 448,031.25

Step by Step Solution

1. Step 1: Write the proportion equation
   207,410.63 : 448,031.25 = 448,031.25 : x
2. Step 2: Convert to fraction form
   207,410.63/448,031.25 = 448,031.25/x
3. Step 3: Cross multiply
   207,410.63x = 448,031.25 × 448,031.25
4. Step 4: Simplify right side
   207,410.63x = 200,732,000,976.56
5. Step 5: Solve for x
   x = 200,732,000,976.56/207,410.63
6. Step 6: Final answer
   x = 967,799.99