Finding the Third Proportional to 17,642,731.50 and 37,988,676

Step by Step Solution

1. Step 1: Write the proportion equation
   17,642,731.50 : 37,988,676 = 37,988,676 : x
2. Step 2: Convert to fraction form
   17,642,731.50/37,988,676 = 37,988,676/x
3. Step 3: Cross multiply
   17,642,731.50x = 37,988,676 × 37,988,676
4. Step 4: Simplify right side
   17,642,731.50x = 1,443,139,504,232,976
5. Step 5: Solve for x
   x = 1,443,139,504,232,976/17,642,731.50
6. Step 6: Final answer
   x = 81,797,963.33