Finding the Third Proportional to 4,309,807 and 9,376,297

Step by Step Solution

1. Step 1: Write the proportion equation
   4,309,807 : 9,376,297 = 9,376,297 : x
2. Step 2: Convert to fraction form
   4,309,807/9,376,297 = 9,376,297/x
3. Step 3: Cross multiply
   4,309,807x = 9,376,297 × 9,376,297
4. Step 4: Simplify right side
   4,309,807x = 87,914,945,432,209
5. Step 5: Solve for x
   x = 87,914,945,432,209/4,309,807
6. Step 6: Final answer
   x = 20,398,812.62