Finding the Third Proportional to 3,290,332 and 4,976,978

Step by Step Solution

1. Step 1: Write the proportion equation
   3,290,332 : 4,976,978 = 4,976,978 : x
2. Step 2: Convert to fraction form
   3,290,332/4,976,978 = 4,976,978/x
3. Step 3: Cross multiply
   3,290,332x = 4,976,978 × 4,976,978
4. Step 4: Simplify right side
   3,290,332x = 24,770,310,012,484
5. Step 5: Solve for x
   x = 24,770,310,012,484/3,290,332
6. Step 6: Final answer
   x = 7,528,209.92