Finding the Third Proportional to 513,100.50 and 1,187,697

Step by Step Solution

1. Step 1: Write the proportion equation
   513,100.50 : 1,187,697 = 1,187,697 : x
2. Step 2: Convert to fraction form
   513,100.50/1,187,697 = 1,187,697/x
3. Step 3: Cross multiply
   513,100.50x = 1,187,697 × 1,187,697
4. Step 4: Simplify right side
   513,100.50x = 1,410,624,163,809
5. Step 5: Solve for x
   x = 1,410,624,163,809/513,100.50
6. Step 6: Final answer
   x = 2,749,216.12