Finding the Third Proportional to 3,194,340 and 4,824,780

Step by Step Solution

1. Step 1: Write the proportion equation
   3,194,340 : 4,824,780 = 4,824,780 : x
2. Step 2: Convert to fraction form
   3,194,340/4,824,780 = 4,824,780/x
3. Step 3: Cross multiply
   3,194,340x = 4,824,780 × 4,824,780
4. Step 4: Simplify right side
   3,194,340x = 23,278,502,048,400
5. Step 5: Solve for x
   x = 23,278,502,048,400/3,194,340
6. Step 6: Final answer
   x = 7,287,421.52