Finding the Third Proportional to 209,124 and 448,587.50

Step by Step Solution

1. Step 1: Write the proportion equation
   209,124 : 448,587.50 = 448,587.50 : x
2. Step 2: Convert to fraction form
   209,124/448,587.50 = 448,587.50/x
3. Step 3: Cross multiply
   209,124x = 448,587.50 × 448,587.50
4. Step 4: Simplify right side
   209,124x = 201,230,745,156.25
5. Step 5: Solve for x
   x = 201,230,745,156.25/209,124
6. Step 6: Final answer
   x = 962,255.62