Finding the Third Proportional to 2,115,308.25 and 3,222,520.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,308.25 : 3,222,520.88 = 3,222,520.88 : x
2. Step 2: Convert to fraction form
   2,115,308.25/3,222,520.88 = 3,222,520.88/x
3. Step 3: Cross multiply
   2,115,308.25x = 3,222,520.88 × 3,222,520.88
4. Step 4: Simplify right side
   2,115,308.25x = 10,384,640,789,810.77
5. Step 5: Solve for x
   x = 10,384,640,789,810.77/2,115,308.25
6. Step 6: Final answer
   x = 4,909,280.14