Finding the Third Proportional to 13,309,068 and 19,874,898

Step by Step Solution

1. Step 1: Write the proportion equation
   13,309,068 : 19,874,898 = 19,874,898 : x
2. Step 2: Convert to fraction form
   13,309,068/19,874,898 = 19,874,898/x
3. Step 3: Cross multiply
   13,309,068x = 19,874,898 × 19,874,898
4. Step 4: Simplify right side
   13,309,068x = 395,011,570,510,404
5. Step 5: Solve for x
   x = 395,011,570,510,404/13,309,068
6. Step 6: Final answer
   x = 29,679,882.21