Finding the Third Proportional to 3,685,146 and 7,973,902

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685,146 : 7,973,902 = 7,973,902 : x
2. Step 2: Convert to fraction form
   3,685,146/7,973,902 = 7,973,902/x
3. Step 3: Cross multiply
   3,685,146x = 7,973,902 × 7,973,902
4. Step 4: Simplify right side
   3,685,146x = 63,583,113,105,604
5. Step 5: Solve for x
   x = 63,583,113,105,604/3,685,146
6. Step 6: Final answer
   x = 17,253,892.55