Finding the Third Proportional to 822,661.50 and 1,834,372.50

Step by Step Solution

1. Step 1: Write the proportion equation
   822,661.50 : 1,834,372.50 = 1,834,372.50 : x
2. Step 2: Convert to fraction form
   822,661.50/1,834,372.50 = 1,834,372.50/x
3. Step 3: Cross multiply
   822,661.50x = 1,834,372.50 × 1,834,372.50
4. Step 4: Simplify right side
   822,661.50x = 3,364,922,468,756.25
5. Step 5: Solve for x
   x = 3,364,922,468,756.25/822,661.50
6. Step 6: Final answer
   x = 4,090,288.01