Finding the Third Proportional to 584,293.50 and 874,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   584,293.50 : 874,111.50 = 874,111.50 : x
2. Step 2: Convert to fraction form
   584,293.50/874,111.50 = 874,111.50/x
3. Step 3: Cross multiply
   584,293.50x = 874,111.50 × 874,111.50
4. Step 4: Simplify right side
   584,293.50x = 764,070,914,432.25
5. Step 5: Solve for x
   x = 764,070,914,432.25/584,293.50
6. Step 6: Final answer
   x = 1,307,683.41