Finding the Third Proportional to 13,249,062 and 19,939,930

Step by Step Solution

1. Step 1: Write the proportion equation
   13,249,062 : 19,939,930 = 19,939,930 : x
2. Step 2: Convert to fraction form
   13,249,062/19,939,930 = 19,939,930/x
3. Step 3: Cross multiply
   13,249,062x = 19,939,930 × 19,939,930
4. Step 4: Simplify right side
   13,249,062x = 397,600,808,404,900
5. Step 5: Solve for x
   x = 397,600,808,404,900/13,249,062
6. Step 6: Final answer
   x = 30,009,732.64