Finding the Third Proportional to 800,690 and 1,749,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   800,690 : 1,749,124.50 = 1,749,124.50 : x
2. Step 2: Convert to fraction form
   800,690/1,749,124.50 = 1,749,124.50/x
3. Step 3: Cross multiply
   800,690x = 1,749,124.50 × 1,749,124.50
4. Step 4: Simplify right side
   800,690x = 3,059,436,516,500.25
5. Step 5: Solve for x
   x = 3,059,436,516,500.25/800,690
6. Step 6: Final answer
   x = 3,821,000.03