Finding the Third Proportional to 3,590,928 and 7,679,448

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590,928 : 7,679,448 = 7,679,448 : x
2. Step 2: Convert to fraction form
   3,590,928/7,679,448 = 7,679,448/x
3. Step 3: Cross multiply
   3,590,928x = 7,679,448 × 7,679,448
4. Step 4: Simplify right side
   3,590,928x = 58,973,921,584,704
5. Step 5: Solve for x
   x = 58,973,921,584,704/3,590,928
6. Step 6: Final answer
   x = 16,423,030.92