Finding the Third Proportional to 9,468,814 and 20,709,460

Step by Step Solution

1. Step 1: Write the proportion equation
   9,468,814 : 20,709,460 = 20,709,460 : x
2. Step 2: Convert to fraction form
   9,468,814/20,709,460 = 20,709,460/x
3. Step 3: Cross multiply
   9,468,814x = 20,709,460 × 20,709,460
4. Step 4: Simplify right side
   9,468,814x = 428,881,733,491,600
5. Step 5: Solve for x
   x = 428,881,733,491,600/9,468,814
6. Step 6: Final answer
   x = 45,294,134.35