Finding the Third Proportional to 700,911 and 1,098,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   700,911 : 1,098,085.50 = 1,098,085.50 : x
2. Step 2: Convert to fraction form
   700,911/1,098,085.50 = 1,098,085.50/x
3. Step 3: Cross multiply
   700,911x = 1,098,085.50 × 1,098,085.50
4. Step 4: Simplify right side
   700,911x = 1,205,791,765,310.25
5. Step 5: Solve for x
   x = 1,205,791,765,310.25/700,911
6. Step 6: Final answer
   x = 1,720,320.79