Finding the Third Proportional to 1,970,500 and 4,235,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,500 : 4,235,680 = 4,235,680 : x
2. Step 2: Convert to fraction form
   1,970,500/4,235,680 = 4,235,680/x
3. Step 3: Cross multiply
   1,970,500x = 4,235,680 × 4,235,680
4. Step 4: Simplify right side
   1,970,500x = 17,940,985,062,400
5. Step 5: Solve for x
   x = 17,940,985,062,400/1,970,500
6. Step 6: Final answer
   x = 9,104,788.16