Finding the Third Proportional to 13,262,518 and 19,943,032

Step by Step Solution

1. Step 1: Write the proportion equation
   13,262,518 : 19,943,032 = 19,943,032 : x
2. Step 2: Convert to fraction form
   13,262,518/19,943,032 = 19,943,032/x
3. Step 3: Cross multiply
   13,262,518x = 19,943,032 × 19,943,032
4. Step 4: Simplify right side
   13,262,518x = 397,724,525,353,024
5. Step 5: Solve for x
   x = 397,724,525,353,024/13,262,518
6. Step 6: Final answer
   x = 29,988,613.43