Finding the Third Proportional to 587,695 and 872,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   587,695 : 872,902.50 = 872,902.50 : x
2. Step 2: Convert to fraction form
   587,695/872,902.50 = 872,902.50/x
3. Step 3: Cross multiply
   587,695x = 872,902.50 × 872,902.50
4. Step 4: Simplify right side
   587,695x = 761,958,774,506.25
5. Step 5: Solve for x
   x = 761,958,774,506.25/587,695
6. Step 6: Final answer
   x = 1,296,520.77