Finding the Third Proportional to 997,812 and 1,539,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   997,812 : 1,539,499.50 = 1,539,499.50 : x
2. Step 2: Convert to fraction form
   997,812/1,539,499.50 = 1,539,499.50/x
3. Step 3: Cross multiply
   997,812x = 1,539,499.50 × 1,539,499.50
4. Step 4: Simplify right side
   997,812x = 2,370,058,710,500.25
5. Step 5: Solve for x
   x = 2,370,058,710,500.25/997,812
6. Step 6: Final answer
   x = 2,375,255.77