Finding the Third Proportional to 5,921,213 and 12,307,834

Step by Step Solution

1. Step 1: Write the proportion equation
   5,921,213 : 12,307,834 = 12,307,834 : x
2. Step 2: Convert to fraction form
   5,921,213/12,307,834 = 12,307,834/x
3. Step 3: Cross multiply
   5,921,213x = 12,307,834 × 12,307,834
4. Step 4: Simplify right side
   5,921,213x = 151,482,777,771,556
5. Step 5: Solve for x
   x = 151,482,777,771,556/5,921,213
6. Step 6: Final answer
   x = 25,583,065.12