Finding the Third Proportional to 12,353,069 and 17,820,934

Step by Step Solution

1. Step 1: Write the proportion equation
   12,353,069 : 17,820,934 = 17,820,934 : x
2. Step 2: Convert to fraction form
   12,353,069/17,820,934 = 17,820,934/x
3. Step 3: Cross multiply
   12,353,069x = 17,820,934 × 17,820,934
4. Step 4: Simplify right side
   12,353,069x = 317,585,688,632,356
5. Step 5: Solve for x
   x = 317,585,688,632,356/12,353,069
6. Step 6: Final answer
   x = 25,709,051.62