Finding the Third Proportional to 9,429,210 and 20,360,916

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429,210 : 20,360,916 = 20,360,916 : x
2. Step 2: Convert to fraction form
   9,429,210/20,360,916 = 20,360,916/x
3. Step 3: Cross multiply
   9,429,210x = 20,360,916 × 20,360,916
4. Step 4: Simplify right side
   9,429,210x = 414,566,900,359,056
5. Step 5: Solve for x
   x = 414,566,900,359,056/9,429,210
6. Step 6: Final answer
   x = 43,966,238.99