Finding the Third Proportional to 17,642,398 and 37,988,112

Step by Step Solution

1. Step 1: Write the proportion equation
   17,642,398 : 37,988,112 = 37,988,112 : x
2. Step 2: Convert to fraction form
   17,642,398/37,988,112 = 37,988,112/x
3. Step 3: Cross multiply
   17,642,398x = 37,988,112 × 37,988,112
4. Step 4: Simplify right side
   17,642,398x = 1,443,096,653,324,544
5. Step 5: Solve for x
   x = 1,443,096,653,324,544/17,642,398
6. Step 6: Final answer
   x = 81,797,080.72