Finding the Third Proportional to 540,963 and 840,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   540,963 : 840,922.50 = 840,922.50 : x
2. Step 2: Convert to fraction form
   540,963/840,922.50 = 840,922.50/x
3. Step 3: Cross multiply
   540,963x = 840,922.50 × 840,922.50
4. Step 4: Simplify right side
   540,963x = 707,150,651,006.25
5. Step 5: Solve for x
   x = 707,150,651,006.25/540,963
6. Step 6: Final answer
   x = 1,307,207.06