Finding the Third Proportional to 681,970.50 and 1,435,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   681,970.50 : 1,435,828.50 = 1,435,828.50 : x
2. Step 2: Convert to fraction form
   681,970.50/1,435,828.50 = 1,435,828.50/x
3. Step 3: Cross multiply
   681,970.50x = 1,435,828.50 × 1,435,828.50
4. Step 4: Simplify right side
   681,970.50x = 2,061,603,481,412.25
5. Step 5: Solve for x
   x = 2,061,603,481,412.25/681,970.50
6. Step 6: Final answer
   x = 3,023,009.77