Finding the Third Proportional to 584,754 and 874,751.50

Step by Step Solution

1. Step 1: Write the proportion equation
   584,754 : 874,751.50 = 874,751.50 : x
2. Step 2: Convert to fraction form
   584,754/874,751.50 = 874,751.50/x
3. Step 3: Cross multiply
   584,754x = 874,751.50 × 874,751.50
4. Step 4: Simplify right side
   584,754x = 765,190,186,752.25
5. Step 5: Solve for x
   x = 765,190,186,752.25/584,754
6. Step 6: Final answer
   x = 1,308,567.68