Finding the Third Proportional to 584,265 and 874,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   584,265 : 874,063.50 = 874,063.50 : x
2. Step 2: Convert to fraction form
   584,265/874,063.50 = 874,063.50/x
3. Step 3: Cross multiply
   584,265x = 874,063.50 × 874,063.50
4. Step 4: Simplify right side
   584,265x = 763,987,002,032.25
5. Step 5: Solve for x
   x = 763,987,002,032.25/584,265
6. Step 6: Final answer
   x = 1,307,603.57